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Finding the Fourth Proportional to 49,616.25, 68,470.43 and 27,260.25

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Solution

The fourth proportional to 49,616.25, 68,470.43 and 27,260.25 is: 37,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,616.25 : 68,470.43 = 27,260.25 : x
  2. Step 2: Convert to fraction form
    49,616.25/68,470.43 = 27,260.25/x
  3. Step 3: Cross multiply
    49,616.25x = 68,470.43 × 27,260.25
  4. Step 4: Simplify right side
    49,616.25x = 1,866,520,903.11
  5. Step 5: Solve for x
    x = 1,866,520,903.11/49,616.25
  6. Step 6: Final answer
    x = 37,619.15

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1.5x scale

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.