Home / 96,939.27-133,774.88-54,497.79

Finding the Fourth Proportional to 96,939.27, 133,774.88 and 54,497.79

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Solution

The fourth proportional to 96,939.27, 133,774.88 and 54,497.79 is: 75,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,939.27 : 133,774.88 = 54,497.79 : x
  2. Step 2: Convert to fraction form
    96,939.27/133,774.88 = 54,497.79/x
  3. Step 3: Cross multiply
    96,939.27x = 133,774.88 × 54,497.79
  4. Step 4: Simplify right side
    96,939.27x = 7,290,435,317.52
  5. Step 5: Solve for x
    x = 7,290,435,317.52/96,939.27
  6. Step 6: Final answer
    x = 75,206.21

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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.