Home / 54,028.89-74,470.63-36,117.36

Finding the Fourth Proportional to 54,028.89, 74,470.63 and 36,117.36

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Solution

The fourth proportional to 54,028.89, 74,470.63 and 36,117.36 is: 49,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,028.89 : 74,470.63 = 36,117.36 : x
  2. Step 2: Convert to fraction form
    54,028.89/74,470.63 = 36,117.36/x
  3. Step 3: Cross multiply
    54,028.89x = 74,470.63 × 36,117.36
  4. Step 4: Simplify right side
    54,028.89x = 2,689,682,553.14
  5. Step 5: Solve for x
    x = 2,689,682,553.14/54,028.89
  6. Step 6: Final answer
    x = 49,782.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.