Home / 54,470.12-81,667.10-27,824.36

Finding the Fourth Proportional to 54,470.12, 81,667.10 and 27,824.36

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Solution

The fourth proportional to 54,470.12, 81,667.10 and 27,824.36 is: 41,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,470.12 : 81,667.10 = 27,824.36 : x
  2. Step 2: Convert to fraction form
    54,470.12/81,667.10 = 27,824.36/x
  3. Step 3: Cross multiply
    54,470.12x = 81,667.10 × 27,824.36
  4. Step 4: Simplify right side
    54,470.12x = 2,272,334,243.10
  5. Step 5: Solve for x
    x = 2,272,334,243.10/54,470.12
  6. Step 6: Final answer
    x = 41,717.08

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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.