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Finding the Fourth Proportional to 29,459.74, 44,189.70 and 7,273.11

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Solution

The fourth proportional to 29,459.74, 44,189.70 and 7,273.11 is: 10,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,459.74 : 44,189.70 = 7,273.11 : x
  2. Step 2: Convert to fraction form
    29,459.74/44,189.70 = 7,273.11/x
  3. Step 3: Cross multiply
    29,459.74x = 44,189.70 × 7,273.11
  4. Step 4: Simplify right side
    29,459.74x = 321,396,512.60
  5. Step 5: Solve for x
    x = 321,396,512.60/29,459.74
  6. Step 6: Final answer
    x = 10,909.69

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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.