Home / 54,920.08-75,787.68-29,769.04

Finding the Fourth Proportional to 54,920.08, 75,787.68 and 29,769.04

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Solution

The fourth proportional to 54,920.08, 75,787.68 and 29,769.04 is: 41,080.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,920.08 : 75,787.68 = 29,769.04 : x
  2. Step 2: Convert to fraction form
    54,920.08/75,787.68 = 29,769.04/x
  3. Step 3: Cross multiply
    54,920.08x = 75,787.68 × 29,769.04
  4. Step 4: Simplify right side
    54,920.08x = 2,256,126,477.43
  5. Step 5: Solve for x
    x = 2,256,126,477.43/54,920.08
  6. Step 6: Final answer
    x = 41,080.17

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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.