Home / 54,565.42-75,299.84-30,694.31

Finding the Fourth Proportional to 54,565.42, 75,299.84 and 30,694.31

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Solution

The fourth proportional to 54,565.42, 75,299.84 and 30,694.31 is: 42,357.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,565.42 : 75,299.84 = 30,694.31 : x
  2. Step 2: Convert to fraction form
    54,565.42/75,299.84 = 30,694.31/x
  3. Step 3: Cross multiply
    54,565.42x = 75,299.84 × 30,694.31
  4. Step 4: Simplify right side
    54,565.42x = 2,311,276,781.79
  5. Step 5: Solve for x
    x = 2,311,276,781.79/54,565.42
  6. Step 6: Final answer
    x = 42,357.91

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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.