Home / 119,654.03-165,123.23-68,662.71

Finding the Fourth Proportional to 119,654.03, 165,123.23 and 68,662.71

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Solution

The fourth proportional to 119,654.03, 165,123.23 and 68,662.71 is: 94,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,654.03 : 165,123.23 = 68,662.71 : x
  2. Step 2: Convert to fraction form
    119,654.03/165,123.23 = 68,662.71/x
  3. Step 3: Cross multiply
    119,654.03x = 165,123.23 × 68,662.71
  4. Step 4: Simplify right side
    119,654.03x = 11,337,808,112.44
  5. Step 5: Solve for x
    x = 11,337,808,112.44/119,654.03
  6. Step 6: Final answer
    x = 94,754.92

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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.