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Finding the Fourth Proportional to 83,760.48, 125,659.26 and 27,598.32

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Solution

The fourth proportional to 83,760.48, 125,659.26 and 27,598.32 is: 41,403.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,760.48 : 125,659.26 = 27,598.32 : x
  2. Step 2: Convert to fraction form
    83,760.48/125,659.26 = 27,598.32/x
  3. Step 3: Cross multiply
    83,760.48x = 125,659.26 × 27,598.32
  4. Step 4: Simplify right side
    83,760.48x = 3,467,984,468.44
  5. Step 5: Solve for x
    x = 3,467,984,468.44/83,760.48
  6. Step 6: Final answer
    x = 41,403.59

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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.