Home / 88,294.20-132,135.78-54,546.36

Finding the Fourth Proportional to 88,294.20, 132,135.78 and 54,546.36

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Solution

The fourth proportional to 88,294.20, 132,135.78 and 54,546.36 is: 81,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,294.20 : 132,135.78 = 54,546.36 : x
  2. Step 2: Convert to fraction form
    88,294.20/132,135.78 = 54,546.36/x
  3. Step 3: Cross multiply
    88,294.20x = 132,135.78 × 54,546.36
  4. Step 4: Simplify right side
    88,294.20x = 7,207,525,824.76
  5. Step 5: Solve for x
    x = 7,207,525,824.76/88,294.20
  6. Step 6: Final answer
    x = 81,630.80

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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.