Home / 69,122.13-95,381.15-38,906.93

Finding the Fourth Proportional to 69,122.13, 95,381.15 and 38,906.93

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Solution

The fourth proportional to 69,122.13, 95,381.15 and 38,906.93 is: 53,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,122.13 : 95,381.15 = 38,906.93 : x
  2. Step 2: Convert to fraction form
    69,122.13/95,381.15 = 38,906.93/x
  3. Step 3: Cross multiply
    69,122.13x = 95,381.15 × 38,906.93
  4. Step 4: Simplify right side
    69,122.13x = 3,710,987,770.29
  5. Step 5: Solve for x
    x = 3,710,987,770.29/69,122.13
  6. Step 6: Final answer
    x = 53,687.41

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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.