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Finding the Fourth Proportional to 49,660.57, 68,531.57 and 27,304.57

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Solution

The fourth proportional to 49,660.57, 68,531.57 and 27,304.57 is: 37,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,660.57 : 68,531.57 = 27,304.57 : x
  2. Step 2: Convert to fraction form
    49,660.57/68,531.57 = 27,304.57/x
  3. Step 3: Cross multiply
    49,660.57x = 68,531.57 × 27,304.57
  4. Step 4: Simplify right side
    49,660.57x = 1,871,225,050.27
  5. Step 5: Solve for x
    x = 1,871,225,050.27/49,660.57
  6. Step 6: Final answer
    x = 37,680.30

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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.