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Finding the Fourth Proportional to 84,253.50, 126,324.09 and 34,320.24

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Solution

The fourth proportional to 84,253.50, 126,324.09 and 34,320.24 is: 51,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,253.50 : 126,324.09 = 34,320.24 : x
  2. Step 2: Convert to fraction form
    84,253.50/126,324.09 = 34,320.24/x
  3. Step 3: Cross multiply
    84,253.50x = 126,324.09 × 34,320.24
  4. Step 4: Simplify right side
    84,253.50x = 4,335,473,086.58
  5. Step 5: Solve for x
    x = 4,335,473,086.58/84,253.50
  6. Step 6: Final answer
    x = 51,457.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.