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Finding the Fourth Proportional to 29,159.43, 40,242.92 and 17,834.01

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Solution

The fourth proportional to 29,159.43, 40,242.92 and 17,834.01 is: 24,612.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,159.43 : 40,242.92 = 17,834.01 : x
  2. Step 2: Convert to fraction form
    29,159.43/40,242.92 = 17,834.01/x
  3. Step 3: Cross multiply
    29,159.43x = 40,242.92 × 17,834.01
  4. Step 4: Simplify right side
    29,159.43x = 717,692,637.71
  5. Step 5: Solve for x
    x = 717,692,637.71/29,159.43
  6. Step 6: Final answer
    x = 24,612.71

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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.