Home / 83,221.46-124,863.70-49,964.74

Finding the Fourth Proportional to 83,221.46, 124,863.70 and 49,964.74

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Solution

The fourth proportional to 83,221.46, 124,863.70 and 49,964.74 is: 74,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,221.46 : 124,863.70 = 49,964.74 : x
  2. Step 2: Convert to fraction form
    83,221.46/124,863.70 = 49,964.74/x
  3. Step 3: Cross multiply
    83,221.46x = 124,863.70 × 49,964.74
  4. Step 4: Simplify right side
    83,221.46x = 6,238,782,305.94
  5. Step 5: Solve for x
    x = 6,238,782,305.94/83,221.46
  6. Step 6: Final answer
    x = 74,966.03

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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.