Home / 112,351.68-155,046.24-62,051.52

Finding the Fourth Proportional to 112,351.68, 155,046.24 and 62,051.52

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Solution

The fourth proportional to 112,351.68, 155,046.24 and 62,051.52 is: 85,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,351.68 : 155,046.24 = 62,051.52 : x
  2. Step 2: Convert to fraction form
    112,351.68/155,046.24 = 62,051.52/x
  3. Step 3: Cross multiply
    112,351.68x = 155,046.24 × 62,051.52
  4. Step 4: Simplify right side
    112,351.68x = 9,620,854,862.28
  5. Step 5: Solve for x
    x = 9,620,854,862.28/112,351.68
  6. Step 6: Final answer
    x = 85,631.61

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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.