Home / 119,974.38-165,564.64-69,676.62

Finding the Fourth Proportional to 119,974.38, 165,564.64 and 69,676.62

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Solution

The fourth proportional to 119,974.38, 165,564.64 and 69,676.62 is: 96,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,974.38 : 165,564.64 = 69,676.62 : x
  2. Step 2: Convert to fraction form
    119,974.38/165,564.64 = 69,676.62/x
  3. Step 3: Cross multiply
    119,974.38x = 165,564.64 × 69,676.62
  4. Step 4: Simplify right side
    119,974.38x = 11,535,984,506.72
  5. Step 5: Solve for x
    x = 11,535,984,506.72/119,974.38
  6. Step 6: Final answer
    x = 96,153.73

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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.