Home / 34,042.38-51,046.29-12,979.14

Finding the Fourth Proportional to 34,042.38, 51,046.29 and 12,979.14

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Solution

The fourth proportional to 34,042.38, 51,046.29 and 12,979.14 is: 19,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,042.38 : 51,046.29 = 12,979.14 : x
  2. Step 2: Convert to fraction form
    34,042.38/51,046.29 = 12,979.14/x
  3. Step 3: Cross multiply
    34,042.38x = 51,046.29 × 12,979.14
  4. Step 4: Simplify right side
    34,042.38x = 662,536,944.39
  5. Step 5: Solve for x
    x = 662,536,944.39/34,042.38
  6. Step 6: Final answer
    x = 19,462.12

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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.