Home / 106,543.46-159,773.60-39,947.24

Finding the Fourth Proportional to 106,543.46, 159,773.60 and 39,947.24

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Solution

The fourth proportional to 106,543.46, 159,773.60 and 39,947.24 is: 59,905.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,543.46 : 159,773.60 = 39,947.24 : x
  2. Step 2: Convert to fraction form
    106,543.46/159,773.60 = 39,947.24/x
  3. Step 3: Cross multiply
    106,543.46x = 159,773.60 × 39,947.24
  4. Step 4: Simplify right side
    106,543.46x = 6,382,514,344.86
  5. Step 5: Solve for x
    x = 6,382,514,344.86/106,543.46
  6. Step 6: Final answer
    x = 59,905.27

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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.