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Finding the Fourth Proportional to 48,876.50, 67,449.57 and 26,520.50

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Solution

The fourth proportional to 48,876.50, 67,449.57 and 26,520.50 is: 36,598.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,876.50 : 67,449.57 = 26,520.50 : x
  2. Step 2: Convert to fraction form
    48,876.50/67,449.57 = 26,520.50/x
  3. Step 3: Cross multiply
    48,876.50x = 67,449.57 × 26,520.50
  4. Step 4: Simplify right side
    48,876.50x = 1,788,796,321.19
  5. Step 5: Solve for x
    x = 1,788,796,321.19/48,876.50
  6. Step 6: Final answer
    x = 36,598.29

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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.