Home / 43,299.50-64,761.62-25,487.72

Finding the Fourth Proportional to 43,299.50, 64,761.62 and 25,487.72

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Solution

The fourth proportional to 43,299.50, 64,761.62 and 25,487.72 is: 38,121.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,299.50 : 64,761.62 = 25,487.72 : x
  2. Step 2: Convert to fraction form
    43,299.50/64,761.62 = 25,487.72/x
  3. Step 3: Cross multiply
    43,299.50x = 64,761.62 × 25,487.72
  4. Step 4: Simplify right side
    43,299.50x = 1,650,625,713.50
  5. Step 5: Solve for x
    x = 1,650,625,713.50/43,299.50
  6. Step 6: Final answer
    x = 38,121.13

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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.