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Finding the Fourth Proportional to 167,363.55, 230,960.95 and 90,882.02

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Solution

The fourth proportional to 167,363.55, 230,960.95 and 90,882.02 is: 125,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,363.55 : 230,960.95 = 90,882.02 : x
  2. Step 2: Convert to fraction form
    167,363.55/230,960.95 = 90,882.02/x
  3. Step 3: Cross multiply
    167,363.55x = 230,960.95 × 90,882.02
  4. Step 4: Simplify right side
    167,363.55x = 20,990,198,027.32
  5. Step 5: Solve for x
    x = 20,990,198,027.32/167,363.55
  6. Step 6: Final answer
    x = 125,416.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.