Home / 83,194.72-124,835.28-63,599.20

Finding the Fourth Proportional to 83,194.72, 124,835.28 and 63,599.20

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Solution

The fourth proportional to 83,194.72, 124,835.28 and 63,599.20 is: 95,431.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,194.72 : 124,835.28 = 63,599.20 : x
  2. Step 2: Convert to fraction form
    83,194.72/124,835.28 = 63,599.20/x
  3. Step 3: Cross multiply
    83,194.72x = 124,835.28 × 63,599.20
  4. Step 4: Simplify right side
    83,194.72x = 7,939,423,939.78
  5. Step 5: Solve for x
    x = 7,939,423,939.78/83,194.72
  6. Step 6: Final answer
    x = 95,431.82

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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.