Home / 106,086.28-159,117.48-27,202.36

Finding the Fourth Proportional to 106,086.28, 159,117.48 and 27,202.36

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Solution

The fourth proportional to 106,086.28, 159,117.48 and 27,202.36 is: 40,800.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,086.28 : 159,117.48 = 27,202.36 : x
  2. Step 2: Convert to fraction form
    106,086.28/159,117.48 = 27,202.36/x
  3. Step 3: Cross multiply
    106,086.28x = 159,117.48 × 27,202.36
  4. Step 4: Simplify right side
    106,086.28x = 4,328,370,973.25
  5. Step 5: Solve for x
    x = 4,328,370,973.25/106,086.28
  6. Step 6: Final answer
    x = 40,800.48

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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.