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Finding the Fourth Proportional to 201,380.30, 301,724.85 and 95,972.30

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Solution

The fourth proportional to 201,380.30, 301,724.85 and 95,972.30 is: 143,793.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,380.30 : 301,724.85 = 95,972.30 : x
  2. Step 2: Convert to fraction form
    201,380.30/301,724.85 = 95,972.30/x
  3. Step 3: Cross multiply
    201,380.30x = 301,724.85 × 95,972.30
  4. Step 4: Simplify right side
    201,380.30x = 28,957,227,821.66
  5. Step 5: Solve for x
    x = 28,957,227,821.66/201,380.30
  6. Step 6: Final answer
    x = 143,793.75

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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.