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Finding the Fourth Proportional to 79,480.74, 119,244.96 and 32,071.44

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Solution

The fourth proportional to 79,480.74, 119,244.96 and 32,071.44 is: 48,116.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,480.74 : 119,244.96 = 32,071.44 : x
  2. Step 2: Convert to fraction form
    79,480.74/119,244.96 = 32,071.44/x
  3. Step 3: Cross multiply
    79,480.74x = 119,244.96 × 32,071.44
  4. Step 4: Simplify right side
    79,480.74x = 3,824,357,579.94
  5. Step 5: Solve for x
    x = 3,824,357,579.94/79,480.74
  6. Step 6: Final answer
    x = 48,116.78

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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.