Home / 106,066.06-159,057.47-39,469.75

Finding the Fourth Proportional to 106,066.06, 159,057.47 and 39,469.75

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Solution

The fourth proportional to 106,066.06, 159,057.47 and 39,469.75 is: 59,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,066.06 : 159,057.47 = 39,469.75 : x
  2. Step 2: Convert to fraction form
    106,066.06/159,057.47 = 39,469.75/x
  3. Step 3: Cross multiply
    106,066.06x = 159,057.47 × 39,469.75
  4. Step 4: Simplify right side
    106,066.06x = 6,277,958,277.56
  5. Step 5: Solve for x
    x = 6,277,958,277.56/106,066.06
  6. Step 6: Final answer
    x = 59,189.14

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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.