Home / 54,329.67-81,494.51-19,261.13

Finding the Fourth Proportional to 54,329.67, 81,494.51 and 19,261.13

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Solution

The fourth proportional to 54,329.67, 81,494.51 and 19,261.13 is: 28,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.67 : 81,494.51 = 19,261.13 : x
  2. Step 2: Convert to fraction form
    54,329.67/81,494.51 = 19,261.13/x
  3. Step 3: Cross multiply
    54,329.67x = 81,494.51 × 19,261.13
  4. Step 4: Simplify right side
    54,329.67x = 1,569,676,351.40
  5. Step 5: Solve for x
    x = 1,569,676,351.40/54,329.67
  6. Step 6: Final answer
    x = 28,891.70

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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.