Home / 45,105.88-62,247.14-29,217.98

Finding the Fourth Proportional to 45,105.88, 62,247.14 and 29,217.98

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Solution

The fourth proportional to 45,105.88, 62,247.14 and 29,217.98 is: 40,321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,105.88 : 62,247.14 = 29,217.98 : x
  2. Step 2: Convert to fraction form
    45,105.88/62,247.14 = 29,217.98/x
  3. Step 3: Cross multiply
    45,105.88x = 62,247.14 × 29,217.98
  4. Step 4: Simplify right side
    45,105.88x = 1,818,735,691.58
  5. Step 5: Solve for x
    x = 1,818,735,691.58/45,105.88
  6. Step 6: Final answer
    x = 40,321.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.