Home / 83,047.80-124,568.18-38,659.24

Finding the Fourth Proportional to 83,047.80, 124,568.18 and 38,659.24

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Solution

The fourth proportional to 83,047.80, 124,568.18 and 38,659.24 is: 57,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,047.80 : 124,568.18 = 38,659.24 : x
  2. Step 2: Convert to fraction form
    83,047.80/124,568.18 = 38,659.24/x
  3. Step 3: Cross multiply
    83,047.80x = 124,568.18 × 38,659.24
  4. Step 4: Simplify right side
    83,047.80x = 4,815,711,166.98
  5. Step 5: Solve for x
    x = 4,815,711,166.98/83,047.80
  6. Step 6: Final answer
    x = 57,987.22

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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.