Home / 108,351.14-162,502.07-52,162.52

Finding the Fourth Proportional to 108,351.14, 162,502.07 and 52,162.52

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Solution

The fourth proportional to 108,351.14, 162,502.07 and 52,162.52 is: 78,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,351.14 : 162,502.07 = 52,162.52 : x
  2. Step 2: Convert to fraction form
    108,351.14/162,502.07 = 52,162.52/x
  3. Step 3: Cross multiply
    108,351.14x = 162,502.07 × 52,162.52
  4. Step 4: Simplify right side
    108,351.14x = 8,476,516,403.09
  5. Step 5: Solve for x
    x = 8,476,516,403.09/108,351.14
  6. Step 6: Final answer
    x = 78,231.91

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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.