Home / 106,099.51-159,137.38-27,215.59

Finding the Fourth Proportional to 106,099.51, 159,137.38 and 27,215.59

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Solution

The fourth proportional to 106,099.51, 159,137.38 and 27,215.59 is: 40,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,099.51 : 159,137.38 = 27,215.59 : x
  2. Step 2: Convert to fraction form
    106,099.51/159,137.38 = 27,215.59/x
  3. Step 3: Cross multiply
    106,099.51x = 159,137.38 × 27,215.59
  4. Step 4: Simplify right side
    106,099.51x = 4,331,017,687.75
  5. Step 5: Solve for x
    x = 4,331,017,687.75/106,099.51
  6. Step 6: Final answer
    x = 40,820.34

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1.5x scale

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.