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Finding the Fourth Proportional to 17,351.99, 23,940.70 and 11,693.13

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Solution

The fourth proportional to 17,351.99, 23,940.70 and 11,693.13 is: 16,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,351.99 : 23,940.70 = 11,693.13 : x
  2. Step 2: Convert to fraction form
    17,351.99/23,940.70 = 11,693.13/x
  3. Step 3: Cross multiply
    17,351.99x = 23,940.70 × 11,693.13
  4. Step 4: Simplify right side
    17,351.99x = 279,941,598.38
  5. Step 5: Solve for x
    x = 279,941,598.38/17,351.99
  6. Step 6: Final answer
    x = 16,133.11

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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.