Home / 69,007.57-95,229.91-38,380.94

Finding the Fourth Proportional to 69,007.57, 95,229.91 and 38,380.94

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Solution

The fourth proportional to 69,007.57, 95,229.91 and 38,380.94 is: 52,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,007.57 : 95,229.91 = 38,380.94 : x
  2. Step 2: Convert to fraction form
    69,007.57/95,229.91 = 38,380.94/x
  3. Step 3: Cross multiply
    69,007.57x = 95,229.91 × 38,380.94
  4. Step 4: Simplify right side
    69,007.57x = 3,655,013,461.92
  5. Step 5: Solve for x
    x = 3,655,013,461.92/69,007.57
  6. Step 6: Final answer
    x = 52,965.40

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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.