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Finding the Fourth Proportional to 101,110.80, 151,957.80 and 88,280.40

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Solution

The fourth proportional to 101,110.80, 151,957.80 and 88,280.40 is: 132,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,110.80 : 151,957.80 = 88,280.40 : x
  2. Step 2: Convert to fraction form
    101,110.80/151,957.80 = 88,280.40/x
  3. Step 3: Cross multiply
    101,110.80x = 151,957.80 × 88,280.40
  4. Step 4: Simplify right side
    101,110.80x = 13,414,895,367.12
  5. Step 5: Solve for x
    x = 13,414,895,367.12/101,110.80
  6. Step 6: Final answer
    x = 132,675.20

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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.