Home / 134,770.30-202,155.45-132,145.90

Finding the Fourth Proportional to 134,770.30, 202,155.45 and 132,145.90

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Solution

The fourth proportional to 134,770.30, 202,155.45 and 132,145.90 is: 198,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,770.30 : 202,155.45 = 132,145.90 : x
  2. Step 2: Convert to fraction form
    134,770.30/202,155.45 = 132,145.90/x
  3. Step 3: Cross multiply
    134,770.30x = 202,155.45 × 132,145.90
  4. Step 4: Simplify right side
    134,770.30x = 26,714,013,880.16
  5. Step 5: Solve for x
    x = 26,714,013,880.16/134,770.30
  6. Step 6: Final answer
    x = 198,218.85

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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.