Home / 96,822.72-133,615.44-54,384

Finding the Fourth Proportional to 96,822.72, 133,615.44 and 54,384

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Solution

The fourth proportional to 96,822.72, 133,615.44 and 54,384 is: 75,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,822.72 : 133,615.44 = 54,384 : x
  2. Step 2: Convert to fraction form
    96,822.72/133,615.44 = 54,384/x
  3. Step 3: Cross multiply
    96,822.72x = 133,615.44 × 54,384
  4. Step 4: Simplify right side
    96,822.72x = 7,266,542,088.96
  5. Step 5: Solve for x
    x = 7,266,542,088.96/96,822.72
  6. Step 6: Final answer
    x = 75,049.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.