Home / 54,607.74-81,911.54-17,171.10

Finding the Fourth Proportional to 54,607.74, 81,911.54 and 17,171.10

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Solution

The fourth proportional to 54,607.74, 81,911.54 and 17,171.10 is: 25,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607.74 : 81,911.54 = 17,171.10 : x
  2. Step 2: Convert to fraction form
    54,607.74/81,911.54 = 17,171.10/x
  3. Step 3: Cross multiply
    54,607.74x = 81,911.54 × 17,171.10
  4. Step 4: Simplify right side
    54,607.74x = 1,406,511,244.49
  5. Step 5: Solve for x
    x = 1,406,511,244.49/54,607.74
  6. Step 6: Final answer
    x = 25,756.63

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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.