Home / 124,752.48-172,158.68-71,037.54

Finding the Fourth Proportional to 124,752.48, 172,158.68 and 71,037.54

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Solution

The fourth proportional to 124,752.48, 172,158.68 and 71,037.54 is: 98,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,752.48 : 172,158.68 = 71,037.54 : x
  2. Step 2: Convert to fraction form
    124,752.48/172,158.68 = 71,037.54/x
  3. Step 3: Cross multiply
    124,752.48x = 172,158.68 × 71,037.54
  4. Step 4: Simplify right side
    124,752.48x = 12,229,729,116.85
  5. Step 5: Solve for x
    x = 12,229,729,116.85/124,752.48
  6. Step 6: Final answer
    x = 98,031.95

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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.