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Finding the Fourth Proportional to 108,471.73, 162,822.62 and 96,072.25

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Solution

The fourth proportional to 108,471.73, 162,822.62 and 96,072.25 is: 144,210.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,471.73 : 162,822.62 = 96,072.25 : x
  2. Step 2: Convert to fraction form
    108,471.73/162,822.62 = 96,072.25/x
  3. Step 3: Cross multiply
    108,471.73x = 162,822.62 × 96,072.25
  4. Step 4: Simplify right side
    108,471.73x = 15,642,735,454.30
  5. Step 5: Solve for x
    x = 15,642,735,454.30/108,471.73
  6. Step 6: Final answer
    x = 144,210.25

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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.