Home / 96,971.66-133,821.70-54,529.82

Finding the Fourth Proportional to 96,971.66, 133,821.70 and 54,529.82

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Solution

The fourth proportional to 96,971.66, 133,821.70 and 54,529.82 is: 75,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,971.66 : 133,821.70 = 54,529.82 : x
  2. Step 2: Convert to fraction form
    96,971.66/133,821.70 = 54,529.82/x
  3. Step 3: Cross multiply
    96,971.66x = 133,821.70 × 54,529.82
  4. Step 4: Simplify right side
    96,971.66x = 7,297,273,213.09
  5. Step 5: Solve for x
    x = 7,297,273,213.09/96,971.66
  6. Step 6: Final answer
    x = 75,251.61

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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.