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Finding the Fourth Proportional to 40,496.60, 60,744.87 and 21,750.83

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Solution

The fourth proportional to 40,496.60, 60,744.87 and 21,750.83 is: 32,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,496.60 : 60,744.87 = 21,750.83 : x
  2. Step 2: Convert to fraction form
    40,496.60/60,744.87 = 21,750.83/x
  3. Step 3: Cross multiply
    40,496.60x = 60,744.87 × 21,750.83
  4. Step 4: Simplify right side
    40,496.60x = 1,321,251,340.74
  5. Step 5: Solve for x
    x = 1,321,251,340.74/40,496.60
  6. Step 6: Final answer
    x = 32,626.23

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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.