Home / 54,740.55-82,103.75-17,304.40

Finding the Fourth Proportional to 54,740.55, 82,103.75 and 17,304.40

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Solution

The fourth proportional to 54,740.55, 82,103.75 and 17,304.40 is: 25,954.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740.55 : 82,103.75 = 17,304.40 : x
  2. Step 2: Convert to fraction form
    54,740.55/82,103.75 = 17,304.40/x
  3. Step 3: Cross multiply
    54,740.55x = 82,103.75 × 17,304.40
  4. Step 4: Simplify right side
    54,740.55x = 1,420,756,277.39
  5. Step 5: Solve for x
    x = 1,420,756,277.39/54,740.55
  6. Step 6: Final answer
    x = 25,954.37

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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.