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Finding the Fourth Proportional to 48,752.69, 67,277.88 and 27,242.78

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Solution

The fourth proportional to 48,752.69, 67,277.88 and 27,242.78 is: 37,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,752.69 : 67,277.88 = 27,242.78 : x
  2. Step 2: Convert to fraction form
    48,752.69/67,277.88 = 27,242.78/x
  3. Step 3: Cross multiply
    48,752.69x = 67,277.88 × 27,242.78
  4. Step 4: Simplify right side
    48,752.69x = 1,832,836,147.32
  5. Step 5: Solve for x
    x = 1,832,836,147.32/48,752.69
  6. Step 6: Final answer
    x = 37,594.57

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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.