Home / 141,663.06-212,789.70-119,519.82

Finding the Fourth Proportional to 141,663.06, 212,789.70 and 119,519.82

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Solution

The fourth proportional to 141,663.06, 212,789.70 and 119,519.82 is: 179,528.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,663.06 : 212,789.70 = 119,519.82 : x
  2. Step 2: Convert to fraction form
    141,663.06/212,789.70 = 119,519.82/x
  3. Step 3: Cross multiply
    141,663.06x = 212,789.70 × 119,519.82
  4. Step 4: Simplify right side
    141,663.06x = 25,432,586,641.85
  5. Step 5: Solve for x
    x = 25,432,586,641.85/141,663.06
  6. Step 6: Final answer
    x = 179,528.71

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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.