Home / 54,437.53-81,679.44-26,378.48

Finding the Fourth Proportional to 54,437.53, 81,679.44 and 26,378.48

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Solution

The fourth proportional to 54,437.53, 81,679.44 and 26,378.48 is: 39,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437.53 : 81,679.44 = 26,378.48 : x
  2. Step 2: Convert to fraction form
    54,437.53/81,679.44 = 26,378.48/x
  3. Step 3: Cross multiply
    54,437.53x = 81,679.44 × 26,378.48
  4. Step 4: Simplify right side
    54,437.53x = 2,154,579,474.45
  5. Step 5: Solve for x
    x = 2,154,579,474.45/54,437.53
  6. Step 6: Final answer
    x = 39,578.94

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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.