Home / 79,771.23-110,082.65-43,960.32

Finding the Fourth Proportional to 79,771.23, 110,082.65 and 43,960.32

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Solution

The fourth proportional to 79,771.23, 110,082.65 and 43,960.32 is: 60,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,771.23 : 110,082.65 = 43,960.32 : x
  2. Step 2: Convert to fraction form
    79,771.23/110,082.65 = 43,960.32/x
  3. Step 3: Cross multiply
    79,771.23x = 110,082.65 × 43,960.32
  4. Step 4: Simplify right side
    79,771.23x = 4,839,268,300.65
  5. Step 5: Solve for x
    x = 4,839,268,300.65/79,771.23
  6. Step 6: Final answer
    x = 60,664.33

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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.