Home / 119,830.01-165,380.06-68,842.65

Finding the Fourth Proportional to 119,830.01, 165,380.06 and 68,842.65

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Solution

The fourth proportional to 119,830.01, 165,380.06 and 68,842.65 is: 95,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,830.01 : 165,380.06 = 68,842.65 : x
  2. Step 2: Convert to fraction form
    119,830.01/165,380.06 = 68,842.65/x
  3. Step 3: Cross multiply
    119,830.01x = 165,380.06 × 68,842.65
  4. Step 4: Simplify right side
    119,830.01x = 11,385,201,243.35
  5. Step 5: Solve for x
    x = 11,385,201,243.35/119,830.01
  6. Step 6: Final answer
    x = 95,011.27

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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.