Home / 96,940.22-133,775.58-53,918.79

Finding the Fourth Proportional to 96,940.22, 133,775.58 and 53,918.79

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Solution

The fourth proportional to 96,940.22, 133,775.58 and 53,918.79 is: 74,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,940.22 : 133,775.58 = 53,918.79 : x
  2. Step 2: Convert to fraction form
    96,940.22/133,775.58 = 53,918.79/x
  3. Step 3: Cross multiply
    96,940.22x = 133,775.58 × 53,918.79
  4. Step 4: Simplify right side
    96,940.22x = 7,213,016,736.27
  5. Step 5: Solve for x
    x = 7,213,016,736.27/96,940.22
  6. Step 6: Final answer
    x = 74,406.85

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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.