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Finding the Fourth Proportional to 54,103.60, 81,179.70 and 24,506.20

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Solution

The fourth proportional to 54,103.60, 81,179.70 and 24,506.20 is: 36,770.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,103.60 : 81,179.70 = 24,506.20 : x
  2. Step 2: Convert to fraction form
    54,103.60/81,179.70 = 24,506.20/x
  3. Step 3: Cross multiply
    54,103.60x = 81,179.70 × 24,506.20
  4. Step 4: Simplify right side
    54,103.60x = 1,989,405,964.14
  5. Step 5: Solve for x
    x = 1,989,405,964.14/54,103.60
  6. Step 6: Final answer
    x = 36,770.31

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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.