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Finding the Fourth Proportional to 107,636.58, 161,474.85 and 32,763.42

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Solution

The fourth proportional to 107,636.58, 161,474.85 and 32,763.42 is: 49,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,636.58 : 161,474.85 = 32,763.42 : x
  2. Step 2: Convert to fraction form
    107,636.58/161,474.85 = 32,763.42/x
  3. Step 3: Cross multiply
    107,636.58x = 161,474.85 × 32,763.42
  4. Step 4: Simplify right side
    107,636.58x = 5,290,468,329.99
  5. Step 5: Solve for x
    x = 5,290,468,329.99/107,636.58
  6. Step 6: Final answer
    x = 49,151.21

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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.