Home / 88,423.44-132,590.09-43,447.78

Finding the Fourth Proportional to 88,423.44, 132,590.09 and 43,447.78

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Solution

The fourth proportional to 88,423.44, 132,590.09 and 43,447.78 is: 65,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,423.44 : 132,590.09 = 43,447.78 : x
  2. Step 2: Convert to fraction form
    88,423.44/132,590.09 = 43,447.78/x
  3. Step 3: Cross multiply
    88,423.44x = 132,590.09 × 43,447.78
  4. Step 4: Simplify right side
    88,423.44x = 5,760,745,334.86
  5. Step 5: Solve for x
    x = 5,760,745,334.86/88,423.44
  6. Step 6: Final answer
    x = 65,149.53

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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.