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Finding the Fourth Proportional to 38,216.70, 57,325.05 and 29,922.30

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Solution

The fourth proportional to 38,216.70, 57,325.05 and 29,922.30 is: 44,883.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,216.70 : 57,325.05 = 29,922.30 : x
  2. Step 2: Convert to fraction form
    38,216.70/57,325.05 = 29,922.30/x
  3. Step 3: Cross multiply
    38,216.70x = 57,325.05 × 29,922.30
  4. Step 4: Simplify right side
    38,216.70x = 1,715,297,343.62
  5. Step 5: Solve for x
    x = 1,715,297,343.62/38,216.70
  6. Step 6: Final answer
    x = 44,883.45

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Similar ratio
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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.