Home / 54,089.35-74,642.89-29,891.94

Finding the Fourth Proportional to 54,089.35, 74,642.89 and 29,891.94

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Solution

The fourth proportional to 54,089.35, 74,642.89 and 29,891.94 is: 41,250.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,089.35 : 74,642.89 = 29,891.94 : x
  2. Step 2: Convert to fraction form
    54,089.35/74,642.89 = 29,891.94/x
  3. Step 3: Cross multiply
    54,089.35x = 74,642.89 × 29,891.94
  4. Step 4: Simplify right side
    54,089.35x = 2,231,220,789.31
  5. Step 5: Solve for x
    x = 2,231,220,789.31/54,089.35
  6. Step 6: Final answer
    x = 41,250.65

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1.5x scale

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.