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Finding the Fourth Proportional to 48,958.50, 67,562.91 and 26,602.50

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Solution

The fourth proportional to 48,958.50, 67,562.91 and 26,602.50 is: 36,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,958.50 : 67,562.91 = 26,602.50 : x
  2. Step 2: Convert to fraction form
    48,958.50/67,562.91 = 26,602.50/x
  3. Step 3: Cross multiply
    48,958.50x = 67,562.91 × 26,602.50
  4. Step 4: Simplify right side
    48,958.50x = 1,797,342,313.28
  5. Step 5: Solve for x
    x = 1,797,342,313.28/48,958.50
  6. Step 6: Final answer
    x = 36,711.55

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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.