Home / 127,591.52-191,414.96-38,842.73

Finding the Fourth Proportional to 127,591.52, 191,414.96 and 38,842.73

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Solution

The fourth proportional to 127,591.52, 191,414.96 and 38,842.73 is: 58,272.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,591.52 : 191,414.96 = 38,842.73 : x
  2. Step 2: Convert to fraction form
    127,591.52/191,414.96 = 38,842.73/x
  3. Step 3: Cross multiply
    127,591.52x = 191,414.96 × 38,842.73
  4. Step 4: Simplify right side
    127,591.52x = 7,435,079,415.03
  5. Step 5: Solve for x
    x = 7,435,079,415.03/127,591.52
  6. Step 6: Final answer
    x = 58,272.52

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1.5x scale

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.