Home / 90,535.96-124,937.22-50,248.68

Finding the Fourth Proportional to 90,535.96, 124,937.22 and 50,248.68

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Solution

The fourth proportional to 90,535.96, 124,937.22 and 50,248.68 is: 69,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,535.96 : 124,937.22 = 50,248.68 : x
  2. Step 2: Convert to fraction form
    90,535.96/124,937.22 = 50,248.68/x
  3. Step 3: Cross multiply
    90,535.96x = 124,937.22 × 50,248.68
  4. Step 4: Simplify right side
    90,535.96x = 6,277,930,387.87
  5. Step 5: Solve for x
    x = 6,277,930,387.87/90,535.96
  6. Step 6: Final answer
    x = 69,341.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.