Home / 83,209.50-124,845.66-49,952.75

Finding the Fourth Proportional to 83,209.50, 124,845.66 and 49,952.75

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Solution

The fourth proportional to 83,209.50, 124,845.66 and 49,952.75 is: 74,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,209.50 : 124,845.66 = 49,952.75 : x
  2. Step 2: Convert to fraction form
    83,209.50/124,845.66 = 49,952.75/x
  3. Step 3: Cross multiply
    83,209.50x = 124,845.66 × 49,952.75
  4. Step 4: Simplify right side
    83,209.50x = 6,236,383,418.34
  5. Step 5: Solve for x
    x = 6,236,383,418.34/83,209.50
  6. Step 6: Final answer
    x = 74,947.97

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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.