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Finding the Fourth Proportional to 48,621.50, 67,097.74 and 26,265.50

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Solution

The fourth proportional to 48,621.50, 67,097.74 and 26,265.50 is: 36,246.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.50 : 67,097.74 = 26,265.50 : x
  2. Step 2: Convert to fraction form
    48,621.50/67,097.74 = 26,265.50/x
  3. Step 3: Cross multiply
    48,621.50x = 67,097.74 × 26,265.50
  4. Step 4: Simplify right side
    48,621.50x = 1,762,355,689.97
  5. Step 5: Solve for x
    x = 1,762,355,689.97/48,621.50
  6. Step 6: Final answer
    x = 36,246.43

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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.