Home / 36,191.53-49,923.61-21,082.60

Finding the Fourth Proportional to 36,191.53, 49,923.61 and 21,082.60

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Solution

The fourth proportional to 36,191.53, 49,923.61 and 21,082.60 is: 29,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,191.53 : 49,923.61 = 21,082.60 : x
  2. Step 2: Convert to fraction form
    36,191.53/49,923.61 = 21,082.60/x
  3. Step 3: Cross multiply
    36,191.53x = 49,923.61 × 21,082.60
  4. Step 4: Simplify right side
    36,191.53x = 1,052,519,500.19
  5. Step 5: Solve for x
    x = 1,052,519,500.19/36,191.53
  6. Step 6: Final answer
    x = 29,081.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.