Home / 54,934.68-75,811.45-31,060.84

Finding the Fourth Proportional to 54,934.68, 75,811.45 and 31,060.84

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Solution

The fourth proportional to 54,934.68, 75,811.45 and 31,060.84 is: 42,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,934.68 : 75,811.45 = 31,060.84 : x
  2. Step 2: Convert to fraction form
    54,934.68/75,811.45 = 31,060.84/x
  3. Step 3: Cross multiply
    54,934.68x = 75,811.45 × 31,060.84
  4. Step 4: Simplify right side
    54,934.68x = 2,354,766,939.56
  5. Step 5: Solve for x
    x = 2,354,766,939.56/54,934.68
  6. Step 6: Final answer
    x = 42,864.86

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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.