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Finding the Fourth Proportional to 43,785.80, 60,425.90 and 25,896.14

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Solution

The fourth proportional to 43,785.80, 60,425.90 and 25,896.14 is: 35,737.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,785.80 : 60,425.90 = 25,896.14 : x
  2. Step 2: Convert to fraction form
    43,785.80/60,425.90 = 25,896.14/x
  3. Step 3: Cross multiply
    43,785.80x = 60,425.90 × 25,896.14
  4. Step 4: Simplify right side
    43,785.80x = 1,564,797,566.03
  5. Step 5: Solve for x
    x = 1,564,797,566.03/43,785.80
  6. Step 6: Final answer
    x = 35,737.56

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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.