Home / 51,046.98-76,277.64-38,972.34

Finding the Fourth Proportional to 51,046.98, 76,277.64 and 38,972.34

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Solution

The fourth proportional to 51,046.98, 76,277.64 and 38,972.34 is: 58,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,046.98 : 76,277.64 = 38,972.34 : x
  2. Step 2: Convert to fraction form
    51,046.98/76,277.64 = 38,972.34/x
  3. Step 3: Cross multiply
    51,046.98x = 76,277.64 × 38,972.34
  4. Step 4: Simplify right side
    51,046.98x = 2,972,718,120.48
  5. Step 5: Solve for x
    x = 2,972,718,120.48/51,046.98
  6. Step 6: Final answer
    x = 58,234.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.