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Finding the Fourth Proportional to 74,165.70, 111,260.68 and 24,231.30

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Solution

The fourth proportional to 74,165.70, 111,260.68 and 24,231.30 is: 36,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,165.70 : 111,260.68 = 24,231.30 : x
  2. Step 2: Convert to fraction form
    74,165.70/111,260.68 = 24,231.30/x
  3. Step 3: Cross multiply
    74,165.70x = 111,260.68 × 24,231.30
  4. Step 4: Simplify right side
    74,165.70x = 2,695,990,915.28
  5. Step 5: Solve for x
    x = 2,695,990,915.28/74,165.70
  6. Step 6: Final answer
    x = 36,350.91

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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.