Home / 83,333.55-125,040.12-38,953.85

Finding the Fourth Proportional to 83,333.55, 125,040.12 and 38,953.85

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Solution

The fourth proportional to 83,333.55, 125,040.12 and 38,953.85 is: 58,449.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,333.55 : 125,040.12 = 38,953.85 : x
  2. Step 2: Convert to fraction form
    83,333.55/125,040.12 = 38,953.85/x
  3. Step 3: Cross multiply
    83,333.55x = 125,040.12 × 38,953.85
  4. Step 4: Simplify right side
    83,333.55x = 4,870,794,391.06
  5. Step 5: Solve for x
    x = 4,870,794,391.06/83,333.55
  6. Step 6: Final answer
    x = 58,449.38

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1.5x scale

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.