Home / 38,565.20-57,847.80-29,817.20

Finding the Fourth Proportional to 38,565.20, 57,847.80 and 29,817.20

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Solution

The fourth proportional to 38,565.20, 57,847.80 and 29,817.20 is: 44,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.20 : 57,847.80 = 29,817.20 : x
  2. Step 2: Convert to fraction form
    38,565.20/57,847.80 = 29,817.20/x
  3. Step 3: Cross multiply
    38,565.20x = 57,847.80 × 29,817.20
  4. Step 4: Simplify right side
    38,565.20x = 1,724,859,422.16
  5. Step 5: Solve for x
    x = 1,724,859,422.16/38,565.20
  6. Step 6: Final answer
    x = 44,725.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.