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Finding the Fourth Proportional to 161,983.80, 242,902.80 and 62,110.80

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Solution

The fourth proportional to 161,983.80, 242,902.80 and 62,110.80 is: 93,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,983.80 : 242,902.80 = 62,110.80 : x
  2. Step 2: Convert to fraction form
    161,983.80/242,902.80 = 62,110.80/x
  3. Step 3: Cross multiply
    161,983.80x = 242,902.80 × 62,110.80
  4. Step 4: Simplify right side
    161,983.80x = 15,086,887,230.24
  5. Step 5: Solve for x
    x = 15,086,887,230.24/161,983.80
  6. Step 6: Final answer
    x = 93,138.25

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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.