Home / 119,757.18-165,257.91-68,758.14

Finding the Fourth Proportional to 119,757.18, 165,257.91 and 68,758.14

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Solution

The fourth proportional to 119,757.18, 165,257.91 and 68,758.14 is: 94,882.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,757.18 : 165,257.91 = 68,758.14 : x
  2. Step 2: Convert to fraction form
    119,757.18/165,257.91 = 68,758.14/x
  3. Step 3: Cross multiply
    119,757.18x = 165,257.91 × 68,758.14
  4. Step 4: Simplify right side
    119,757.18x = 11,362,826,511.89
  5. Step 5: Solve for x
    x = 11,362,826,511.89/119,757.18
  6. Step 6: Final answer
    x = 94,882.22

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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.