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Finding the Fourth Proportional to 181,632.88, 250,654.62 and 101,063.80

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Solution

The fourth proportional to 181,632.88, 250,654.62 and 101,063.80 is: 139,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,632.88 : 250,654.62 = 101,063.80 : x
  2. Step 2: Convert to fraction form
    181,632.88/250,654.62 = 101,063.80/x
  3. Step 3: Cross multiply
    181,632.88x = 250,654.62 × 101,063.80
  4. Step 4: Simplify right side
    181,632.88x = 25,332,108,384.76
  5. Step 5: Solve for x
    x = 25,332,108,384.76/181,632.88
  6. Step 6: Final answer
    x = 139,468.74

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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.