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Finding the Fourth Proportional to 67,875.56, 101,793.48 and 23,490.80

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Solution

The fourth proportional to 67,875.56, 101,793.48 and 23,490.80 is: 35,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,875.56 : 101,793.48 = 23,490.80 : x
  2. Step 2: Convert to fraction form
    67,875.56/101,793.48 = 23,490.80/x
  3. Step 3: Cross multiply
    67,875.56x = 101,793.48 × 23,490.80
  4. Step 4: Simplify right side
    67,875.56x = 2,391,210,279.98
  5. Step 5: Solve for x
    x = 2,391,210,279.98/67,875.56
  6. Step 6: Final answer
    x = 35,229.33

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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.