Home / 194,791.40-292,187.10-106,217.90

Finding the Fourth Proportional to 194,791.40, 292,187.10 and 106,217.90

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Solution

The fourth proportional to 194,791.40, 292,187.10 and 106,217.90 is: 159,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,791.40 : 292,187.10 = 106,217.90 : x
  2. Step 2: Convert to fraction form
    194,791.40/292,187.10 = 106,217.90/x
  3. Step 3: Cross multiply
    194,791.40x = 292,187.10 × 106,217.90
  4. Step 4: Simplify right side
    194,791.40x = 31,035,500,169.09
  5. Step 5: Solve for x
    x = 31,035,500,169.09/194,791.40
  6. Step 6: Final answer
    x = 159,326.85

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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.