Home / 106,799.96-160,170.27-31,902.36

Finding the Fourth Proportional to 106,799.96, 160,170.27 and 31,902.36

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Solution

The fourth proportional to 106,799.96, 160,170.27 and 31,902.36 is: 47,844.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,799.96 : 160,170.27 = 31,902.36 : x
  2. Step 2: Convert to fraction form
    106,799.96/160,170.27 = 31,902.36/x
  3. Step 3: Cross multiply
    106,799.96x = 160,170.27 × 31,902.36
  4. Step 4: Simplify right side
    106,799.96x = 5,109,809,614.84
  5. Step 5: Solve for x
    x = 5,109,809,614.84/106,799.96
  6. Step 6: Final answer
    x = 47,844.68

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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.