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Finding the Fourth Proportional to 67,657.44, 101,512.08 and 25,534.56

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Solution

The fourth proportional to 67,657.44, 101,512.08 and 25,534.56 is: 38,311.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,657.44 : 101,512.08 = 25,534.56 : x
  2. Step 2: Convert to fraction form
    67,657.44/101,512.08 = 25,534.56/x
  3. Step 3: Cross multiply
    67,657.44x = 101,512.08 × 25,534.56
  4. Step 4: Simplify right side
    67,657.44x = 2,592,066,297.48
  5. Step 5: Solve for x
    x = 2,592,066,297.48/67,657.44
  6. Step 6: Final answer
    x = 38,311.62

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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.