Home / 83,064.55-124,520.07-33,132.50

Finding the Fourth Proportional to 83,064.55, 124,520.07 and 33,132.50

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Solution

The fourth proportional to 83,064.55, 124,520.07 and 33,132.50 is: 49,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,064.55 : 124,520.07 = 33,132.50 : x
  2. Step 2: Convert to fraction form
    83,064.55/124,520.07 = 33,132.50/x
  3. Step 3: Cross multiply
    83,064.55x = 124,520.07 × 33,132.50
  4. Step 4: Simplify right side
    83,064.55x = 4,125,661,219.28
  5. Step 5: Solve for x
    x = 4,125,661,219.28/83,064.55
  6. Step 6: Final answer
    x = 49,668.13

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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.