Home / 54,237.11-74,843.06-30,360.54

Finding the Fourth Proportional to 54,237.11, 74,843.06 and 30,360.54

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Solution

The fourth proportional to 54,237.11, 74,843.06 and 30,360.54 is: 41,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,237.11 : 74,843.06 = 30,360.54 : x
  2. Step 2: Convert to fraction form
    54,237.11/74,843.06 = 30,360.54/x
  3. Step 3: Cross multiply
    54,237.11x = 74,843.06 × 30,360.54
  4. Step 4: Simplify right side
    54,237.11x = 2,272,275,565.05
  5. Step 5: Solve for x
    x = 2,272,275,565.05/54,237.11
  6. Step 6: Final answer
    x = 41,895.22

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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.