Home / 54,869.67-75,719.96-29,719.23

Finding the Fourth Proportional to 54,869.67, 75,719.96 and 29,719.23

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Solution

The fourth proportional to 54,869.67, 75,719.96 and 29,719.23 is: 41,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,869.67 : 75,719.96 = 29,719.23 : x
  2. Step 2: Convert to fraction form
    54,869.67/75,719.96 = 29,719.23/x
  3. Step 3: Cross multiply
    54,869.67x = 75,719.96 × 29,719.23
  4. Step 4: Simplify right side
    54,869.67x = 2,250,338,758.23
  5. Step 5: Solve for x
    x = 2,250,338,758.23/54,869.67
  6. Step 6: Final answer
    x = 41,012.43

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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.