Home / 51,294.66-76,976.36-18,014.85

Finding the Fourth Proportional to 51,294.66, 76,976.36 and 18,014.85

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Solution

The fourth proportional to 51,294.66, 76,976.36 and 18,014.85 is: 27,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,294.66 : 76,976.36 = 18,014.85 : x
  2. Step 2: Convert to fraction form
    51,294.66/76,976.36 = 18,014.85/x
  3. Step 3: Cross multiply
    51,294.66x = 76,976.36 × 18,014.85
  4. Step 4: Simplify right side
    51,294.66x = 1,386,717,488.87
  5. Step 5: Solve for x
    x = 1,386,717,488.87/51,294.66
  6. Step 6: Final answer
    x = 27,034.34

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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.