Home / 106,768.78-160,153.20-27,882.33

Finding the Fourth Proportional to 106,768.78, 160,153.20 and 27,882.33

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Solution

The fourth proportional to 106,768.78, 160,153.20 and 27,882.33 is: 41,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,768.78 : 160,153.20 = 27,882.33 : x
  2. Step 2: Convert to fraction form
    106,768.78/160,153.20 = 27,882.33/x
  3. Step 3: Cross multiply
    106,768.78x = 160,153.20 × 27,882.33
  4. Step 4: Simplify right side
    106,768.78x = 4,465,444,372.96
  5. Step 5: Solve for x
    x = 4,465,444,372.96/106,768.78
  6. Step 6: Final answer
    x = 41,823.50

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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.