Home / 69,974.06-96,565.22-38,142.97

Finding the Fourth Proportional to 69,974.06, 96,565.22 and 38,142.97

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Solution

The fourth proportional to 69,974.06, 96,565.22 and 38,142.97 is: 52,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,974.06 : 96,565.22 = 38,142.97 : x
  2. Step 2: Convert to fraction form
    69,974.06/96,565.22 = 38,142.97/x
  3. Step 3: Cross multiply
    69,974.06x = 96,565.22 × 38,142.97
  4. Step 4: Simplify right side
    69,974.06x = 3,683,284,289.50
  5. Step 5: Solve for x
    x = 3,683,284,289.50/69,974.06
  6. Step 6: Final answer
    x = 52,637.85

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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.