Home / 101,096.15-151,663.65-38,761.79

Finding the Fourth Proportional to 101,096.15, 151,663.65 and 38,761.79

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Solution

The fourth proportional to 101,096.15, 151,663.65 and 38,761.79 is: 58,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,096.15 : 151,663.65 = 38,761.79 : x
  2. Step 2: Convert to fraction form
    101,096.15/151,663.65 = 38,761.79/x
  3. Step 3: Cross multiply
    101,096.15x = 151,663.65 × 38,761.79
  4. Step 4: Simplify right side
    101,096.15x = 5,878,753,793.62
  5. Step 5: Solve for x
    x = 5,878,753,793.62/101,096.15
  6. Step 6: Final answer
    x = 58,150.13

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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.