Home / 54,049.50-81,074.61-17,113.50

Finding the Fourth Proportional to 54,049.50, 81,074.61 and 17,113.50

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Solution

The fourth proportional to 54,049.50, 81,074.61 and 17,113.50 is: 25,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,049.50 : 81,074.61 = 17,113.50 : x
  2. Step 2: Convert to fraction form
    54,049.50/81,074.61 = 17,113.50/x
  3. Step 3: Cross multiply
    54,049.50x = 81,074.61 × 17,113.50
  4. Step 4: Simplify right side
    54,049.50x = 1,387,470,338.24
  5. Step 5: Solve for x
    x = 1,387,470,338.24/54,049.50
  6. Step 6: Final answer
    x = 25,670.36

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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.