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Finding the Fourth Proportional to 83,544.65, 125,349.80 and 36,764.72

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Solution

The fourth proportional to 83,544.65, 125,349.80 and 36,764.72 is: 55,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,544.65 : 125,349.80 = 36,764.72 : x
  2. Step 2: Convert to fraction form
    83,544.65/125,349.80 = 36,764.72/x
  3. Step 3: Cross multiply
    83,544.65x = 125,349.80 × 36,764.72
  4. Step 4: Simplify right side
    83,544.65x = 4,608,449,958.55
  5. Step 5: Solve for x
    x = 4,608,449,958.55/83,544.65
  6. Step 6: Final answer
    x = 55,161.52

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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.