Home / 156,319.92-215,725.50-95,923.94

Finding the Fourth Proportional to 156,319.92, 215,725.50 and 95,923.94

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Solution

The fourth proportional to 156,319.92, 215,725.50 and 95,923.94 is: 132,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,319.92 : 215,725.50 = 95,923.94 : x
  2. Step 2: Convert to fraction form
    156,319.92/215,725.50 = 95,923.94/x
  3. Step 3: Cross multiply
    156,319.92x = 215,725.50 × 95,923.94
  4. Step 4: Simplify right side
    156,319.92x = 20,693,238,839.84
  5. Step 5: Solve for x
    x = 20,693,238,839.84/156,319.92
  6. Step 6: Final answer
    x = 132,377.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.