Home / 96,939.74-133,777.05-54,498.62

Finding the Fourth Proportional to 96,939.74, 133,777.05 and 54,498.62

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Solution

The fourth proportional to 96,939.74, 133,777.05 and 54,498.62 is: 75,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,939.74 : 133,777.05 = 54,498.62 : x
  2. Step 2: Convert to fraction form
    96,939.74/133,777.05 = 54,498.62/x
  3. Step 3: Cross multiply
    96,939.74x = 133,777.05 × 54,498.62
  4. Step 4: Simplify right side
    96,939.74x = 7,290,664,612.67
  5. Step 5: Solve for x
    x = 7,290,664,612.67/96,939.74
  6. Step 6: Final answer
    x = 75,208.21

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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.