Home / 199,508.35-275,328.15-108,869.29

Finding the Fourth Proportional to 199,508.35, 275,328.15 and 108,869.29

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Solution

The fourth proportional to 199,508.35, 275,328.15 and 108,869.29 is: 150,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,508.35 : 275,328.15 = 108,869.29 : x
  2. Step 2: Convert to fraction form
    199,508.35/275,328.15 = 108,869.29/x
  3. Step 3: Cross multiply
    199,508.35x = 275,328.15 × 108,869.29
  4. Step 4: Simplify right side
    199,508.35x = 29,974,780,207.51
  5. Step 5: Solve for x
    x = 29,974,780,207.51/199,508.35
  6. Step 6: Final answer
    x = 150,243.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.