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Finding the Fourth Proportional to 181,898.29, 272,834.73 and 68,024.43

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Solution

The fourth proportional to 181,898.29, 272,834.73 and 68,024.43 is: 102,031.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,898.29 : 272,834.73 = 68,024.43 : x
  2. Step 2: Convert to fraction form
    181,898.29/272,834.73 = 68,024.43/x
  3. Step 3: Cross multiply
    181,898.29x = 272,834.73 × 68,024.43
  4. Step 4: Simplify right side
    181,898.29x = 18,559,425,288.16
  5. Step 5: Solve for x
    x = 18,559,425,288.16/181,898.29
  6. Step 6: Final answer
    x = 102,031.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.