Home / 119,933.54-165,475.17-68,943.62

Finding the Fourth Proportional to 119,933.54, 165,475.17 and 68,943.62

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Solution

The fourth proportional to 119,933.54, 165,475.17 and 68,943.62 is: 95,123.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,933.54 : 165,475.17 = 68,943.62 : x
  2. Step 2: Convert to fraction form
    119,933.54/165,475.17 = 68,943.62/x
  3. Step 3: Cross multiply
    119,933.54x = 165,475.17 × 68,943.62
  4. Step 4: Simplify right side
    119,933.54x = 11,408,457,239.92
  5. Step 5: Solve for x
    x = 11,408,457,239.92/119,933.54
  6. Step 6: Final answer
    x = 95,123.16

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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.