Home / 140,842.24-194,362.40-84,267.04

Finding the Fourth Proportional to 140,842.24, 194,362.40 and 84,267.04

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Solution

The fourth proportional to 140,842.24, 194,362.40 and 84,267.04 is: 116,288.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,842.24 : 194,362.40 = 84,267.04 : x
  2. Step 2: Convert to fraction form
    140,842.24/194,362.40 = 84,267.04/x
  3. Step 3: Cross multiply
    140,842.24x = 194,362.40 × 84,267.04
  4. Step 4: Simplify right side
    140,842.24x = 16,378,344,135.30
  5. Step 5: Solve for x
    x = 16,378,344,135.30/140,842.24
  6. Step 6: Final answer
    x = 116,288.58

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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.