Home / 54,449.16-81,676.78-17,014.40

Finding the Fourth Proportional to 54,449.16, 81,676.78 and 17,014.40

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Solution

The fourth proportional to 54,449.16, 81,676.78 and 17,014.40 is: 25,522.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,449.16 : 81,676.78 = 17,014.40 : x
  2. Step 2: Convert to fraction form
    54,449.16/81,676.78 = 17,014.40/x
  3. Step 3: Cross multiply
    54,449.16x = 81,676.78 × 17,014.40
  4. Step 4: Simplify right side
    54,449.16x = 1,389,681,405.63
  5. Step 5: Solve for x
    x = 1,389,681,405.63/54,449.16
  6. Step 6: Final answer
    x = 25,522.55

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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.