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Finding the Fourth Proportional to 43,642.56, 60,229.08 and 25,748.04

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Solution

The fourth proportional to 43,642.56, 60,229.08 and 25,748.04 is: 35,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,642.56 : 60,229.08 = 25,748.04 : x
  2. Step 2: Convert to fraction form
    43,642.56/60,229.08 = 25,748.04/x
  3. Step 3: Cross multiply
    43,642.56x = 60,229.08 × 25,748.04
  4. Step 4: Simplify right side
    43,642.56x = 1,550,780,761.00
  5. Step 5: Solve for x
    x = 1,550,780,761.00/43,642.56
  6. Step 6: Final answer
    x = 35,533.68

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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.