Home / 134,972.80-202,459.20-132,899.20

Finding the Fourth Proportional to 134,972.80, 202,459.20 and 132,899.20

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Solution

The fourth proportional to 134,972.80, 202,459.20 and 132,899.20 is: 199,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,972.80 : 202,459.20 = 132,899.20 : x
  2. Step 2: Convert to fraction form
    134,972.80/202,459.20 = 132,899.20/x
  3. Step 3: Cross multiply
    134,972.80x = 202,459.20 × 132,899.20
  4. Step 4: Simplify right side
    134,972.80x = 26,906,665,712.64
  5. Step 5: Solve for x
    x = 26,906,665,712.64/134,972.80
  6. Step 6: Final answer
    x = 199,348.80

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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.