Home / 54,624.90-81,945.41-27,985.95

Finding the Fourth Proportional to 54,624.90, 81,945.41 and 27,985.95

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Solution

The fourth proportional to 54,624.90, 81,945.41 and 27,985.95 is: 41,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,624.90 : 81,945.41 = 27,985.95 : x
  2. Step 2: Convert to fraction form
    54,624.90/81,945.41 = 27,985.95/x
  3. Step 3: Cross multiply
    54,624.90x = 81,945.41 × 27,985.95
  4. Step 4: Simplify right side
    54,624.90x = 2,293,320,351.85
  5. Step 5: Solve for x
    x = 2,293,320,351.85/54,624.90
  6. Step 6: Final answer
    x = 41,983.06

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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.