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Finding the Fourth Proportional to 173,726.38, 260,592.32 and 68,544.44

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Solution

The fourth proportional to 173,726.38, 260,592.32 and 68,544.44 is: 102,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,726.38 : 260,592.32 = 68,544.44 : x
  2. Step 2: Convert to fraction form
    173,726.38/260,592.32 = 68,544.44/x
  3. Step 3: Cross multiply
    173,726.38x = 260,592.32 × 68,544.44
  4. Step 4: Simplify right side
    173,726.38x = 17,862,154,642.70
  5. Step 5: Solve for x
    x = 17,862,154,642.70/173,726.38
  6. Step 6: Final answer
    x = 102,817.75

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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.