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Finding the Fourth Proportional to 17,783.99, 24,539.10 and 10,230.60

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Solution

The fourth proportional to 17,783.99, 24,539.10 and 10,230.60 is: 14,116.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,783.99 : 24,539.10 = 10,230.60 : x
  2. Step 2: Convert to fraction form
    17,783.99/24,539.10 = 10,230.60/x
  3. Step 3: Cross multiply
    17,783.99x = 24,539.10 × 10,230.60
  4. Step 4: Simplify right side
    17,783.99x = 251,049,716.46
  5. Step 5: Solve for x
    x = 251,049,716.46/17,783.99
  6. Step 6: Final answer
    x = 14,116.62

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.