Home / 49,891.12-68,858.67-29,749.30

Finding the Fourth Proportional to 49,891.12, 68,858.67 and 29,749.30

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Solution

The fourth proportional to 49,891.12, 68,858.67 and 29,749.30 is: 41,059.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,891.12 : 68,858.67 = 29,749.30 : x
  2. Step 2: Convert to fraction form
    49,891.12/68,858.67 = 29,749.30/x
  3. Step 3: Cross multiply
    49,891.12x = 68,858.67 × 29,749.30
  4. Step 4: Simplify right side
    49,891.12x = 2,048,497,231.43
  5. Step 5: Solve for x
    x = 2,048,497,231.43/49,891.12
  6. Step 6: Final answer
    x = 41,059.36

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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.