Home / 108,370.65-162,580.20-52,257.96

Finding the Fourth Proportional to 108,370.65, 162,580.20 and 52,257.96

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Solution

The fourth proportional to 108,370.65, 162,580.20 and 52,257.96 is: 78,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,370.65 : 162,580.20 = 52,257.96 : x
  2. Step 2: Convert to fraction form
    108,370.65/162,580.20 = 52,257.96/x
  3. Step 3: Cross multiply
    108,370.65x = 162,580.20 × 52,257.96
  4. Step 4: Simplify right side
    108,370.65x = 8,496,108,514.20
  5. Step 5: Solve for x
    x = 8,496,108,514.20/108,370.65
  6. Step 6: Final answer
    x = 78,398.61

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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.