Home / 127,733.44-191,600.12-38,987.36

Finding the Fourth Proportional to 127,733.44, 191,600.12 and 38,987.36

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Solution

The fourth proportional to 127,733.44, 191,600.12 and 38,987.36 is: 58,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,733.44 : 191,600.12 = 38,987.36 : x
  2. Step 2: Convert to fraction form
    127,733.44/191,600.12 = 38,987.36/x
  3. Step 3: Cross multiply
    127,733.44x = 191,600.12 × 38,987.36
  4. Step 4: Simplify right side
    127,733.44x = 7,469,982,854.48
  5. Step 5: Solve for x
    x = 7,469,982,854.48/127,733.44
  6. Step 6: Final answer
    x = 58,481.03

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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.