Home / 147,998.10-221,997.15-48,167.70

Finding the Fourth Proportional to 147,998.10, 221,997.15 and 48,167.70

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Solution

The fourth proportional to 147,998.10, 221,997.15 and 48,167.70 is: 72,251.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,998.10 : 221,997.15 = 48,167.70 : x
  2. Step 2: Convert to fraction form
    147,998.10/221,997.15 = 48,167.70/x
  3. Step 3: Cross multiply
    147,998.10x = 221,997.15 × 48,167.70
  4. Step 4: Simplify right side
    147,998.10x = 10,693,092,122.06
  5. Step 5: Solve for x
    x = 10,693,092,122.06/147,998.10
  6. Step 6: Final answer
    x = 72,251.55

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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.