Home / 108,467.13-162,805.90-52,346.73

Finding the Fourth Proportional to 108,467.13, 162,805.90 and 52,346.73

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Solution

The fourth proportional to 108,467.13, 162,805.90 and 52,346.73 is: 78,570.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,467.13 : 162,805.90 = 52,346.73 : x
  2. Step 2: Convert to fraction form
    108,467.13/162,805.90 = 52,346.73/x
  3. Step 3: Cross multiply
    108,467.13x = 162,805.90 × 52,346.73
  4. Step 4: Simplify right side
    108,467.13x = 8,522,356,489.71
  5. Step 5: Solve for x
    x = 8,522,356,489.71/108,467.13
  6. Step 6: Final answer
    x = 78,570.87

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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.