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Finding the Fourth Proportional to 134,810.80, 202,216.20 and 132,737.20

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Solution

The fourth proportional to 134,810.80, 202,216.20 and 132,737.20 is: 199,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,810.80 : 202,216.20 = 132,737.20 : x
  2. Step 2: Convert to fraction form
    134,810.80/202,216.20 = 132,737.20/x
  3. Step 3: Cross multiply
    134,810.80x = 202,216.20 × 132,737.20
  4. Step 4: Simplify right side
    134,810.80x = 26,841,612,182.64
  5. Step 5: Solve for x
    x = 26,841,612,182.64/134,810.80
  6. Step 6: Final answer
    x = 199,105.80

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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.