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Finding the Fourth Proportional to 67,726.40, 101,395.20 and 41,482.40

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Solution

The fourth proportional to 67,726.40, 101,395.20 and 41,482.40 is: 62,104.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,726.40 : 101,395.20 = 41,482.40 : x
  2. Step 2: Convert to fraction form
    67,726.40/101,395.20 = 41,482.40/x
  3. Step 3: Cross multiply
    67,726.40x = 101,395.20 × 41,482.40
  4. Step 4: Simplify right side
    67,726.40x = 4,206,116,244.48
  5. Step 5: Solve for x
    x = 4,206,116,244.48/67,726.40
  6. Step 6: Final answer
    x = 62,104.53

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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.