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Finding the Fourth Proportional to 181,723.73, 250,778.73 and 101,149.52

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Solution

The fourth proportional to 181,723.73, 250,778.73 and 101,149.52 is: 139,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,723.73 : 250,778.73 = 101,149.52 : x
  2. Step 2: Convert to fraction form
    181,723.73/250,778.73 = 101,149.52/x
  3. Step 3: Cross multiply
    181,723.73x = 250,778.73 × 101,149.52
  4. Step 4: Simplify right side
    181,723.73x = 25,366,148,165.71
  5. Step 5: Solve for x
    x = 25,366,148,165.71/181,723.73
  6. Step 6: Final answer
    x = 139,586.33

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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.