Home / 82,638.26-114,040.39-44,912.51

Finding the Fourth Proportional to 82,638.26, 114,040.39 and 44,912.51

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Solution

The fourth proportional to 82,638.26, 114,040.39 and 44,912.51 is: 61,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,638.26 : 114,040.39 = 44,912.51 : x
  2. Step 2: Convert to fraction form
    82,638.26/114,040.39 = 44,912.51/x
  3. Step 3: Cross multiply
    82,638.26x = 114,040.39 × 44,912.51
  4. Step 4: Simplify right side
    82,638.26x = 5,121,839,361.51
  5. Step 5: Solve for x
    x = 5,121,839,361.51/82,638.26
  6. Step 6: Final answer
    x = 61,979.04

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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.