Home / 106,028.12-159,042.08-27,142.24

Finding the Fourth Proportional to 106,028.12, 159,042.08 and 27,142.24

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Solution

The fourth proportional to 106,028.12, 159,042.08 and 27,142.24 is: 40,713.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,028.12 : 159,042.08 = 27,142.24 : x
  2. Step 2: Convert to fraction form
    106,028.12/159,042.08 = 27,142.24/x
  3. Step 3: Cross multiply
    106,028.12x = 159,042.08 × 27,142.24
  4. Step 4: Simplify right side
    106,028.12x = 4,316,758,305.46
  5. Step 5: Solve for x
    x = 4,316,758,305.46/106,028.12
  6. Step 6: Final answer
    x = 40,713.33

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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.