Home / 43,824.80-65,737.20-25,162.40

Finding the Fourth Proportional to 43,824.80, 65,737.20 and 25,162.40

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Solution

The fourth proportional to 43,824.80, 65,737.20 and 25,162.40 is: 37,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,824.80 : 65,737.20 = 25,162.40 : x
  2. Step 2: Convert to fraction form
    43,824.80/65,737.20 = 25,162.40/x
  3. Step 3: Cross multiply
    43,824.80x = 65,737.20 × 25,162.40
  4. Step 4: Simplify right side
    43,824.80x = 1,654,105,721.28
  5. Step 5: Solve for x
    x = 1,654,105,721.28/43,824.80
  6. Step 6: Final answer
    x = 37,743.60

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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.