Home / 160,086.56-240,141.76-47,757.92

Finding the Fourth Proportional to 160,086.56, 240,141.76 and 47,757.92

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Solution

The fourth proportional to 160,086.56, 240,141.76 and 47,757.92 is: 71,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,086.56 : 240,141.76 = 47,757.92 : x
  2. Step 2: Convert to fraction form
    160,086.56/240,141.76 = 47,757.92/x
  3. Step 3: Cross multiply
    160,086.56x = 240,141.76 × 47,757.92
  4. Step 4: Simplify right side
    160,086.56x = 11,468,670,962.74
  5. Step 5: Solve for x
    x = 11,468,670,962.74/160,086.56
  6. Step 6: Final answer
    x = 71,640.44

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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.