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Finding the Fourth Proportional to 161,601.80, 242,402.70 and 95,073.80

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Solution

The fourth proportional to 161,601.80, 242,402.70 and 95,073.80 is: 142,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,601.80 : 242,402.70 = 95,073.80 : x
  2. Step 2: Convert to fraction form
    161,601.80/242,402.70 = 95,073.80/x
  3. Step 3: Cross multiply
    161,601.80x = 242,402.70 × 95,073.80
  4. Step 4: Simplify right side
    161,601.80x = 23,046,145,819.26
  5. Step 5: Solve for x
    x = 23,046,145,819.26/161,601.80
  6. Step 6: Final answer
    x = 142,610.70

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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.