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Finding the Fourth Proportional to 17,770.87, 24,523.62 and 9,812.92

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Solution

The fourth proportional to 17,770.87, 24,523.62 and 9,812.92 is: 13,541.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770.87 : 24,523.62 = 9,812.92 : x
  2. Step 2: Convert to fraction form
    17,770.87/24,523.62 = 9,812.92/x
  3. Step 3: Cross multiply
    17,770.87x = 24,523.62 × 9,812.92
  4. Step 4: Simplify right side
    17,770.87x = 240,648,321.17
  5. Step 5: Solve for x
    x = 240,648,321.17/17,770.87
  6. Step 6: Final answer
    x = 13,541.73

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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.