Home / 54,284.90-81,423.43-16,844.02

Finding the Fourth Proportional to 54,284.90, 81,423.43 and 16,844.02

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Solution

The fourth proportional to 54,284.90, 81,423.43 and 16,844.02 is: 25,264.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284.90 : 81,423.43 = 16,844.02 : x
  2. Step 2: Convert to fraction form
    54,284.90/81,423.43 = 16,844.02/x
  3. Step 3: Cross multiply
    54,284.90x = 81,423.43 × 16,844.02
  4. Step 4: Simplify right side
    54,284.90x = 1,371,497,883.39
  5. Step 5: Solve for x
    x = 1,371,497,883.39/54,284.90
  6. Step 6: Final answer
    x = 25,264.81

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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.