Home / 108,449.31-162,657.90-41,881.13

Finding the Fourth Proportional to 108,449.31, 162,657.90 and 41,881.13

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Solution

The fourth proportional to 108,449.31, 162,657.90 and 41,881.13 is: 62,815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,449.31 : 162,657.90 = 41,881.13 : x
  2. Step 2: Convert to fraction form
    108,449.31/162,657.90 = 41,881.13/x
  3. Step 3: Cross multiply
    108,449.31x = 162,657.90 × 41,881.13
  4. Step 4: Simplify right side
    108,449.31x = 6,812,295,876.84
  5. Step 5: Solve for x
    x = 6,812,295,876.84/108,449.31
  6. Step 6: Final answer
    x = 62,815.49

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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.