Home / 96,344.20-144,516.30-90,512.20

Finding the Fourth Proportional to 96,344.20, 144,516.30 and 90,512.20

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Solution

The fourth proportional to 96,344.20, 144,516.30 and 90,512.20 is: 135,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,344.20 : 144,516.30 = 90,512.20 : x
  2. Step 2: Convert to fraction form
    96,344.20/144,516.30 = 90,512.20/x
  3. Step 3: Cross multiply
    96,344.20x = 144,516.30 × 90,512.20
  4. Step 4: Simplify right side
    96,344.20x = 13,080,488,248.86
  5. Step 5: Solve for x
    x = 13,080,488,248.86/96,344.20
  6. Step 6: Final answer
    x = 135,768.30

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1.5x scale

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.