Home / 54,476.50-81,719.43-15,033.60

Finding the Fourth Proportional to 54,476.50, 81,719.43 and 15,033.60

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Solution

The fourth proportional to 54,476.50, 81,719.43 and 15,033.60 is: 22,551.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,476.50 : 81,719.43 = 15,033.60 : x
  2. Step 2: Convert to fraction form
    54,476.50/81,719.43 = 15,033.60/x
  3. Step 3: Cross multiply
    54,476.50x = 81,719.43 × 15,033.60
  4. Step 4: Simplify right side
    54,476.50x = 1,228,537,251.04
  5. Step 5: Solve for x
    x = 1,228,537,251.04/54,476.50
  6. Step 6: Final answer
    x = 22,551.69

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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.