Home / 83,212.92-124,786.58-48,177.18

Finding the Fourth Proportional to 83,212.92, 124,786.58 and 48,177.18

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Solution

The fourth proportional to 83,212.92, 124,786.58 and 48,177.18 is: 72,246.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,212.92 : 124,786.58 = 48,177.18 : x
  2. Step 2: Convert to fraction form
    83,212.92/124,786.58 = 48,177.18/x
  3. Step 3: Cross multiply
    83,212.92x = 124,786.58 × 48,177.18
  4. Step 4: Simplify right side
    83,212.92x = 6,011,865,285.36
  5. Step 5: Solve for x
    x = 6,011,865,285.36/83,212.92
  6. Step 6: Final answer
    x = 72,246.78

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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.