Home / 66,377.14-91,597.62-36,162.30

Finding the Fourth Proportional to 66,377.14, 91,597.62 and 36,162.30

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Solution

The fourth proportional to 66,377.14, 91,597.62 and 36,162.30 is: 49,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,377.14 : 91,597.62 = 36,162.30 : x
  2. Step 2: Convert to fraction form
    66,377.14/91,597.62 = 36,162.30/x
  3. Step 3: Cross multiply
    66,377.14x = 91,597.62 × 36,162.30
  4. Step 4: Simplify right side
    66,377.14x = 3,312,380,613.73
  5. Step 5: Solve for x
    x = 3,312,380,613.73/66,377.14
  6. Step 6: Final answer
    x = 49,902.43

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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.