Home / 96,933.63-133,780.38-54,491.25

Finding the Fourth Proportional to 96,933.63, 133,780.38 and 54,491.25

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Solution

The fourth proportional to 96,933.63, 133,780.38 and 54,491.25 is: 75,204.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,933.63 : 133,780.38 = 54,491.25 : x
  2. Step 2: Convert to fraction form
    96,933.63/133,780.38 = 54,491.25/x
  3. Step 3: Cross multiply
    96,933.63x = 133,780.38 × 54,491.25
  4. Step 4: Simplify right side
    96,933.63x = 7,289,860,131.68
  5. Step 5: Solve for x
    x = 7,289,860,131.68/96,933.63
  6. Step 6: Final answer
    x = 75,204.65

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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.