Home / 106,186.52-159,114.49-39,608.75

Finding the Fourth Proportional to 106,186.52, 159,114.49 and 39,608.75

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Solution

The fourth proportional to 106,186.52, 159,114.49 and 39,608.75 is: 59,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,186.52 : 159,114.49 = 39,608.75 : x
  2. Step 2: Convert to fraction form
    106,186.52/159,114.49 = 39,608.75/x
  3. Step 3: Cross multiply
    106,186.52x = 159,114.49 × 39,608.75
  4. Step 4: Simplify right side
    106,186.52x = 6,302,326,055.79
  5. Step 5: Solve for x
    x = 6,302,326,055.79/106,186.52
  6. Step 6: Final answer
    x = 59,351.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.