Home / 108,479.55-162,693.09-41,877.21

Finding the Fourth Proportional to 108,479.55, 162,693.09 and 41,877.21

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Solution

The fourth proportional to 108,479.55, 162,693.09 and 41,877.21 is: 62,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,479.55 : 162,693.09 = 41,877.21 : x
  2. Step 2: Convert to fraction form
    108,479.55/162,693.09 = 41,877.21/x
  3. Step 3: Cross multiply
    108,479.55x = 162,693.09 × 41,877.21
  4. Step 4: Simplify right side
    108,479.55x = 6,813,132,695.48
  5. Step 5: Solve for x
    x = 6,813,132,695.48/108,479.55
  6. Step 6: Final answer
    x = 62,805.69

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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.