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Finding the Fourth Proportional to 181,708.46, 250,755.13 and 101,136.01

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Solution

The fourth proportional to 181,708.46, 250,755.13 and 101,136.01 is: 139,566.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,708.46 : 250,755.13 = 101,136.01 : x
  2. Step 2: Convert to fraction form
    181,708.46/250,755.13 = 101,136.01/x
  3. Step 3: Cross multiply
    181,708.46x = 250,755.13 × 101,136.01
  4. Step 4: Simplify right side
    181,708.46x = 25,360,371,575.78
  5. Step 5: Solve for x
    x = 25,360,371,575.78/181,708.46
  6. Step 6: Final answer
    x = 139,566.27

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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.