Home / 102,472.56-153,716.76-39,322.92

Finding the Fourth Proportional to 102,472.56, 153,716.76 and 39,322.92

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Solution

The fourth proportional to 102,472.56, 153,716.76 and 39,322.92 is: 58,987.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,472.56 : 153,716.76 = 39,322.92 : x
  2. Step 2: Convert to fraction form
    102,472.56/153,716.76 = 39,322.92/x
  3. Step 3: Cross multiply
    102,472.56x = 153,716.76 × 39,322.92
  4. Step 4: Simplify right side
    102,472.56x = 6,044,591,856.14
  5. Step 5: Solve for x
    x = 6,044,591,856.14/102,472.56
  6. Step 6: Final answer
    x = 58,987.42

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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.