Home / 219,370.29-329,083.11-75,304.19

Finding the Fourth Proportional to 219,370.29, 329,083.11 and 75,304.19

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Solution

The fourth proportional to 219,370.29, 329,083.11 and 75,304.19 is: 112,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,370.29 : 329,083.11 = 75,304.19 : x
  2. Step 2: Convert to fraction form
    219,370.29/329,083.11 = 75,304.19/x
  3. Step 3: Cross multiply
    219,370.29x = 329,083.11 × 75,304.19
  4. Step 4: Simplify right side
    219,370.29x = 24,781,335,395.82
  5. Step 5: Solve for x
    x = 24,781,335,395.82/219,370.29
  6. Step 6: Final answer
    x = 112,965.78

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1.5x scale

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.