Home / 54,365.89-81,454.42-29,423.11

Finding the Fourth Proportional to 54,365.89, 81,454.42 and 29,423.11

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Solution

The fourth proportional to 54,365.89, 81,454.42 and 29,423.11 is: 44,083.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,365.89 : 81,454.42 = 29,423.11 : x
  2. Step 2: Convert to fraction form
    54,365.89/81,454.42 = 29,423.11/x
  3. Step 3: Cross multiply
    54,365.89x = 81,454.42 × 29,423.11
  4. Step 4: Simplify right side
    54,365.89x = 2,396,642,359.65
  5. Step 5: Solve for x
    x = 2,396,642,359.65/54,365.89
  6. Step 6: Final answer
    x = 44,083.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.