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Finding the Fourth Proportional to 67,568.76, 101,370.72 and 25,449.16

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Solution

The fourth proportional to 67,568.76, 101,370.72 and 25,449.16 is: 38,180.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,568.76 : 101,370.72 = 25,449.16 : x
  2. Step 2: Convert to fraction form
    67,568.76/101,370.72 = 25,449.16/x
  3. Step 3: Cross multiply
    67,568.76x = 101,370.72 × 25,449.16
  4. Step 4: Simplify right side
    67,568.76x = 2,579,799,672.60
  5. Step 5: Solve for x
    x = 2,579,799,672.60/67,568.76
  6. Step 6: Final answer
    x = 38,180.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.