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Finding the Fourth Proportional to 59,225.78, 81,754.62 and 40,096.20

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Solution

The fourth proportional to 59,225.78, 81,754.62 and 40,096.20 is: 55,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,225.78 : 81,754.62 = 40,096.20 : x
  2. Step 2: Convert to fraction form
    59,225.78/81,754.62 = 40,096.20/x
  3. Step 3: Cross multiply
    59,225.78x = 81,754.62 × 40,096.20
  4. Step 4: Simplify right side
    59,225.78x = 3,278,049,594.44
  5. Step 5: Solve for x
    x = 3,278,049,594.44/59,225.78
  6. Step 6: Final answer
    x = 55,348.36

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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.