Home / 84,846.56-116,992.30-54,179.33

Finding the Fourth Proportional to 84,846.56, 116,992.30 and 54,179.33

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Solution

The fourth proportional to 84,846.56, 116,992.30 and 54,179.33 is: 74,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,846.56 : 116,992.30 = 54,179.33 : x
  2. Step 2: Convert to fraction form
    84,846.56/116,992.30 = 54,179.33/x
  3. Step 3: Cross multiply
    84,846.56x = 116,992.30 × 54,179.33
  4. Step 4: Simplify right side
    84,846.56x = 6,338,564,147.47
  5. Step 5: Solve for x
    x = 6,338,564,147.47/84,846.56
  6. Step 6: Final answer
    x = 74,706.20

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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.