Home / 96,872.16-133,687.02-54,429.84

Finding the Fourth Proportional to 96,872.16, 133,687.02 and 54,429.84

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Solution

The fourth proportional to 96,872.16, 133,687.02 and 54,429.84 is: 75,115.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,872.16 : 133,687.02 = 54,429.84 : x
  2. Step 2: Convert to fraction form
    96,872.16/133,687.02 = 54,429.84/x
  3. Step 3: Cross multiply
    96,872.16x = 133,687.02 × 54,429.84
  4. Step 4: Simplify right side
    96,872.16x = 7,276,563,108.68
  5. Step 5: Solve for x
    x = 7,276,563,108.68/96,872.16
  6. Step 6: Final answer
    x = 75,115.11

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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.