Home / 54,439.56-75,138.84-35,565.84

Finding the Fourth Proportional to 54,439.56, 75,138.84 and 35,565.84

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Solution

The fourth proportional to 54,439.56, 75,138.84 and 35,565.84 is: 49,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,439.56 : 75,138.84 = 35,565.84 : x
  2. Step 2: Convert to fraction form
    54,439.56/75,138.84 = 35,565.84/x
  3. Step 3: Cross multiply
    54,439.56x = 75,138.84 × 35,565.84
  4. Step 4: Simplify right side
    54,439.56x = 2,672,375,961.23
  5. Step 5: Solve for x
    x = 2,672,375,961.23/54,439.56
  6. Step 6: Final answer
    x = 49,088.86

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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.