Home / 83,241.24-124,874.30-30,646.73

Finding the Fourth Proportional to 83,241.24, 124,874.30 and 30,646.73

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Solution

The fourth proportional to 83,241.24, 124,874.30 and 30,646.73 is: 45,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,241.24 : 124,874.30 = 30,646.73 : x
  2. Step 2: Convert to fraction form
    83,241.24/124,874.30 = 30,646.73/x
  3. Step 3: Cross multiply
    83,241.24x = 124,874.30 × 30,646.73
  4. Step 4: Simplify right side
    83,241.24x = 3,826,988,956.04
  5. Step 5: Solve for x
    x = 3,826,988,956.04/83,241.24
  6. Step 6: Final answer
    x = 45,974.68

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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.