Home / 85,922.72-128,883.84-23,593.28

Finding the Fourth Proportional to 85,922.72, 128,883.84 and 23,593.28

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Solution

The fourth proportional to 85,922.72, 128,883.84 and 23,593.28 is: 35,389.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,922.72 : 128,883.84 = 23,593.28 : x
  2. Step 2: Convert to fraction form
    85,922.72/128,883.84 = 23,593.28/x
  3. Step 3: Cross multiply
    85,922.72x = 128,883.84 × 23,593.28
  4. Step 4: Simplify right side
    85,922.72x = 3,040,792,524.60
  5. Step 5: Solve for x
    x = 3,040,792,524.60/85,922.72
  6. Step 6: Final answer
    x = 35,389.85

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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.