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Finding the Fourth Proportional to 110,351.52, 165,551.76 and 40,230.64

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Solution

The fourth proportional to 110,351.52, 165,551.76 and 40,230.64 is: 60,354.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,351.52 : 165,551.76 = 40,230.64 : x
  2. Step 2: Convert to fraction form
    110,351.52/165,551.76 = 40,230.64/x
  3. Step 3: Cross multiply
    110,351.52x = 165,551.76 × 40,230.64
  4. Step 4: Simplify right side
    110,351.52x = 6,660,253,257.93
  5. Step 5: Solve for x
    x = 6,660,253,257.93/110,351.52
  6. Step 6: Final answer
    x = 60,354.88

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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.