Home / 161,557.17-242,370.71-49,234.42

Finding the Fourth Proportional to 161,557.17, 242,370.71 and 49,234.42

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Solution

The fourth proportional to 161,557.17, 242,370.71 and 49,234.42 is: 73,862.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,557.17 : 242,370.71 = 49,234.42 : x
  2. Step 2: Convert to fraction form
    161,557.17/242,370.71 = 49,234.42/x
  3. Step 3: Cross multiply
    161,557.17x = 242,370.71 × 49,234.42
  4. Step 4: Simplify right side
    161,557.17x = 11,932,981,331.84
  5. Step 5: Solve for x
    x = 11,932,981,331.84/161,557.17
  6. Step 6: Final answer
    x = 73,862.28

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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.