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Finding the Fourth Proportional to 88,891.95, 133,338.05 and 36,301.43

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Solution

The fourth proportional to 88,891.95, 133,338.05 and 36,301.43 is: 54,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,891.95 : 133,338.05 = 36,301.43 : x
  2. Step 2: Convert to fraction form
    88,891.95/133,338.05 = 36,301.43/x
  3. Step 3: Cross multiply
    88,891.95x = 133,338.05 × 36,301.43
  4. Step 4: Simplify right side
    88,891.95x = 4,840,361,888.41
  5. Step 5: Solve for x
    x = 4,840,361,888.41/88,891.95
  6. Step 6: Final answer
    x = 54,452.20

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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.