Home / 96,828.82-133,649.14-54,401.02

Finding the Fourth Proportional to 96,828.82, 133,649.14 and 54,401.02

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Solution

The fourth proportional to 96,828.82, 133,649.14 and 54,401.02 is: 75,087.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,828.82 : 133,649.14 = 54,401.02 : x
  2. Step 2: Convert to fraction form
    96,828.82/133,649.14 = 54,401.02/x
  3. Step 3: Cross multiply
    96,828.82x = 133,649.14 × 54,401.02
  4. Step 4: Simplify right side
    96,828.82x = 7,270,649,538.12
  5. Step 5: Solve for x
    x = 7,270,649,538.12/96,828.82
  6. Step 6: Final answer
    x = 75,087.66

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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.