Home / 31,150.94-46,727.22-10,091.75

Finding the Fourth Proportional to 31,150.94, 46,727.22 and 10,091.75

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Solution

The fourth proportional to 31,150.94, 46,727.22 and 10,091.75 is: 15,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,150.94 : 46,727.22 = 10,091.75 : x
  2. Step 2: Convert to fraction form
    31,150.94/46,727.22 = 10,091.75/x
  3. Step 3: Cross multiply
    31,150.94x = 46,727.22 × 10,091.75
  4. Step 4: Simplify right side
    31,150.94x = 471,559,422.44
  5. Step 5: Solve for x
    x = 471,559,422.44/31,150.94
  6. Step 6: Final answer
    x = 15,137.89

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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.