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Finding the Fourth Proportional to 29,487.68, 40,693.56 and 17,552.60

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Solution

The fourth proportional to 29,487.68, 40,693.56 and 17,552.60 is: 24,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,487.68 : 40,693.56 = 17,552.60 : x
  2. Step 2: Convert to fraction form
    29,487.68/40,693.56 = 17,552.60/x
  3. Step 3: Cross multiply
    29,487.68x = 40,693.56 × 17,552.60
  4. Step 4: Simplify right side
    29,487.68x = 714,277,781.26
  5. Step 5: Solve for x
    x = 714,277,781.26/29,487.68
  6. Step 6: Final answer
    x = 24,222.92

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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.