Home / 54,247.32-74,863.44-30,373.79

Finding the Fourth Proportional to 54,247.32, 74,863.44 and 30,373.79

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Solution

The fourth proportional to 54,247.32, 74,863.44 and 30,373.79 is: 41,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,247.32 : 74,863.44 = 30,373.79 : x
  2. Step 2: Convert to fraction form
    54,247.32/74,863.44 = 30,373.79/x
  3. Step 3: Cross multiply
    54,247.32x = 74,863.44 × 30,373.79
  4. Step 4: Simplify right side
    54,247.32x = 2,273,886,030.92
  5. Step 5: Solve for x
    x = 2,273,886,030.92/54,247.32
  6. Step 6: Final answer
    x = 41,917.02

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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.