Home / 77,631.44-116,443.08-25,040.94

Finding the Fourth Proportional to 77,631.44, 116,443.08 and 25,040.94

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Solution

The fourth proportional to 77,631.44, 116,443.08 and 25,040.94 is: 37,560.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,631.44 : 116,443.08 = 25,040.94 : x
  2. Step 2: Convert to fraction form
    77,631.44/116,443.08 = 25,040.94/x
  3. Step 3: Cross multiply
    77,631.44x = 116,443.08 × 25,040.94
  4. Step 4: Simplify right side
    77,631.44x = 2,915,844,179.70
  5. Step 5: Solve for x
    x = 2,915,844,179.70/77,631.44
  6. Step 6: Final answer
    x = 37,560.09

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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.