Home / 58,107.39-87,149.79-15,976.65

Finding the Fourth Proportional to 58,107.39, 87,149.79 and 15,976.65

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Solution

The fourth proportional to 58,107.39, 87,149.79 and 15,976.65 is: 23,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,107.39 : 87,149.79 = 15,976.65 : x
  2. Step 2: Convert to fraction form
    58,107.39/87,149.79 = 15,976.65/x
  3. Step 3: Cross multiply
    58,107.39x = 87,149.79 × 15,976.65
  4. Step 4: Simplify right side
    58,107.39x = 1,392,361,692.40
  5. Step 5: Solve for x
    x = 1,392,361,692.40/58,107.39
  6. Step 6: Final answer
    x = 23,961.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.