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Finding the Fourth Proportional to 48,943.50, 67,542.03 and 26,587.50

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Solution

The fourth proportional to 48,943.50, 67,542.03 and 26,587.50 is: 36,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,943.50 : 67,542.03 = 26,587.50 : x
  2. Step 2: Convert to fraction form
    48,943.50/67,542.03 = 26,587.50/x
  3. Step 3: Cross multiply
    48,943.50x = 67,542.03 × 26,587.50
  4. Step 4: Simplify right side
    48,943.50x = 1,795,773,722.63
  5. Step 5: Solve for x
    x = 1,795,773,722.63/48,943.50
  6. Step 6: Final answer
    x = 36,690.75

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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.