Home / 96,619.20-144,928.80-88,324.80

Finding the Fourth Proportional to 96,619.20, 144,928.80 and 88,324.80

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Solution

The fourth proportional to 96,619.20, 144,928.80 and 88,324.80 is: 132,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,619.20 : 144,928.80 = 88,324.80 : x
  2. Step 2: Convert to fraction form
    96,619.20/144,928.80 = 88,324.80/x
  3. Step 3: Cross multiply
    96,619.20x = 144,928.80 × 88,324.80
  4. Step 4: Simplify right side
    96,619.20x = 12,800,807,274.24
  5. Step 5: Solve for x
    x = 12,800,807,274.24/96,619.20
  6. Step 6: Final answer
    x = 132,487.20

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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.