Home / 54,330.32-81,476.04-29,388.80

Finding the Fourth Proportional to 54,330.32, 81,476.04 and 29,388.80

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Solution

The fourth proportional to 54,330.32, 81,476.04 and 29,388.80 is: 44,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,330.32 : 81,476.04 = 29,388.80 : x
  2. Step 2: Convert to fraction form
    54,330.32/81,476.04 = 29,388.80/x
  3. Step 3: Cross multiply
    54,330.32x = 81,476.04 × 29,388.80
  4. Step 4: Simplify right side
    54,330.32x = 2,394,483,044.35
  5. Step 5: Solve for x
    x = 2,394,483,044.35/54,330.32
  6. Step 6: Final answer
    x = 44,072.68

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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.