Home / 63,471.48-95,103.36-38,519.20

Finding the Fourth Proportional to 63,471.48, 95,103.36 and 38,519.20

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Solution

The fourth proportional to 63,471.48, 95,103.36 and 38,519.20 is: 57,715.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,471.48 : 95,103.36 = 38,519.20 : x
  2. Step 2: Convert to fraction form
    63,471.48/95,103.36 = 38,519.20/x
  3. Step 3: Cross multiply
    63,471.48x = 95,103.36 × 38,519.20
  4. Step 4: Simplify right side
    63,471.48x = 3,663,305,344.51
  5. Step 5: Solve for x
    x = 3,663,305,344.51/63,471.48
  6. Step 6: Final answer
    x = 57,715.77

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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.