Home / 54,328.14-81,498.42-48,747.24

Finding the Fourth Proportional to 54,328.14, 81,498.42 and 48,747.24

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Solution

The fourth proportional to 54,328.14, 81,498.42 and 48,747.24 is: 73,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,328.14 : 81,498.42 = 48,747.24 : x
  2. Step 2: Convert to fraction form
    54,328.14/81,498.42 = 48,747.24/x
  3. Step 3: Cross multiply
    54,328.14x = 81,498.42 × 48,747.24
  4. Step 4: Simplify right side
    54,328.14x = 3,972,823,039.36
  5. Step 5: Solve for x
    x = 3,972,823,039.36/54,328.14
  6. Step 6: Final answer
    x = 73,126.43

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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.