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Finding the Fourth Proportional to 29,572.50, 40,806.18 and 17,637.24

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Solution

The fourth proportional to 29,572.50, 40,806.18 and 17,637.24 is: 24,337.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,572.50 : 40,806.18 = 17,637.24 : x
  2. Step 2: Convert to fraction form
    29,572.50/40,806.18 = 17,637.24/x
  3. Step 3: Cross multiply
    29,572.50x = 40,806.18 × 17,637.24
  4. Step 4: Simplify right side
    29,572.50x = 719,708,390.14
  5. Step 5: Solve for x
    x = 719,708,390.14/29,572.50
  6. Step 6: Final answer
    x = 24,337.08

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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.