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Finding the Fourth Proportional to 79,863.40, 119,795.10 and 24,452.20

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Solution

The fourth proportional to 79,863.40, 119,795.10 and 24,452.20 is: 36,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,863.40 : 119,795.10 = 24,452.20 : x
  2. Step 2: Convert to fraction form
    79,863.40/119,795.10 = 24,452.20/x
  3. Step 3: Cross multiply
    79,863.40x = 119,795.10 × 24,452.20
  4. Step 4: Simplify right side
    79,863.40x = 2,929,253,744.22
  5. Step 5: Solve for x
    x = 2,929,253,744.22/79,863.40
  6. Step 6: Final answer
    x = 36,678.30

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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.