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Finding the Fourth Proportional to 54,401.70, 81,601.47 and 35,799.24

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Solution

The fourth proportional to 54,401.70, 81,601.47 and 35,799.24 is: 53,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,401.70 : 81,601.47 = 35,799.24 : x
  2. Step 2: Convert to fraction form
    54,401.70/81,601.47 = 35,799.24/x
  3. Step 3: Cross multiply
    54,401.70x = 81,601.47 × 35,799.24
  4. Step 4: Simplify right side
    54,401.70x = 2,921,270,608.88
  5. Step 5: Solve for x
    x = 2,921,270,608.88/54,401.70
  6. Step 6: Final answer
    x = 53,698.15

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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.