Home / 127,624.24-191,463.70-38,884.90

Finding the Fourth Proportional to 127,624.24, 191,463.70 and 38,884.90

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Solution

The fourth proportional to 127,624.24, 191,463.70 and 38,884.90 is: 58,335.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,624.24 : 191,463.70 = 38,884.90 : x
  2. Step 2: Convert to fraction form
    127,624.24/191,463.70 = 38,884.90/x
  3. Step 3: Cross multiply
    127,624.24x = 191,463.70 × 38,884.90
  4. Step 4: Simplify right side
    127,624.24x = 7,445,046,828.13
  5. Step 5: Solve for x
    x = 7,445,046,828.13/127,624.24
  6. Step 6: Final answer
    x = 58,335.68

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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.