Home / 88,116.40-132,001.80-52,951.60

Finding the Fourth Proportional to 88,116.40, 132,001.80 and 52,951.60

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Solution

The fourth proportional to 88,116.40, 132,001.80 and 52,951.60 is: 79,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,116.40 : 132,001.80 = 52,951.60 : x
  2. Step 2: Convert to fraction form
    88,116.40/132,001.80 = 52,951.60/x
  3. Step 3: Cross multiply
    88,116.40x = 132,001.80 × 52,951.60
  4. Step 4: Simplify right side
    88,116.40x = 6,989,706,512.88
  5. Step 5: Solve for x
    x = 6,989,706,512.88/88,116.40
  6. Step 6: Final answer
    x = 79,323.56

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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.