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Finding the Fourth Proportional to 68,927.98, 103,401.70 and 24,545.24

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Solution

The fourth proportional to 68,927.98, 103,401.70 and 24,545.24 is: 36,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,927.98 : 103,401.70 = 24,545.24 : x
  2. Step 2: Convert to fraction form
    68,927.98/103,401.70 = 24,545.24/x
  3. Step 3: Cross multiply
    68,927.98x = 103,401.70 × 24,545.24
  4. Step 4: Simplify right side
    68,927.98x = 2,538,019,542.91
  5. Step 5: Solve for x
    x = 2,538,019,542.91/68,927.98
  6. Step 6: Final answer
    x = 36,821.32

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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.