Home / 67,217.28-100,463.10-58,717.08

Finding the Fourth Proportional to 67,217.28, 100,463.10 and 58,717.08

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Solution

The fourth proportional to 67,217.28, 100,463.10 and 58,717.08 is: 87,758.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,217.28 : 100,463.10 = 58,717.08 : x
  2. Step 2: Convert to fraction form
    67,217.28/100,463.10 = 58,717.08/x
  3. Step 3: Cross multiply
    67,217.28x = 100,463.10 × 58,717.08
  4. Step 4: Simplify right side
    67,217.28x = 5,898,899,879.75
  5. Step 5: Solve for x
    x = 5,898,899,879.75/67,217.28
  6. Step 6: Final answer
    x = 87,758.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.