Home / 108,057.16-161,974.89-41,479.36

Finding the Fourth Proportional to 108,057.16, 161,974.89 and 41,479.36

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Solution

The fourth proportional to 108,057.16, 161,974.89 and 41,479.36 is: 62,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,057.16 : 161,974.89 = 41,479.36 : x
  2. Step 2: Convert to fraction form
    108,057.16/161,974.89 = 41,479.36/x
  3. Step 3: Cross multiply
    108,057.16x = 161,974.89 × 41,479.36
  4. Step 4: Simplify right side
    108,057.16x = 6,718,614,212.79
  5. Step 5: Solve for x
    x = 6,718,614,212.79/108,057.16
  6. Step 6: Final answer
    x = 62,176.48

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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.