Home / 31,751.19-43,716.87-26,961.08

Finding the Fourth Proportional to 31,751.19, 43,716.87 and 26,961.08

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Solution

The fourth proportional to 31,751.19, 43,716.87 and 26,961.08 is: 37,121.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,751.19 : 43,716.87 = 26,961.08 : x
  2. Step 2: Convert to fraction form
    31,751.19/43,716.87 = 26,961.08/x
  3. Step 3: Cross multiply
    31,751.19x = 43,716.87 × 26,961.08
  4. Step 4: Simplify right side
    31,751.19x = 1,178,653,810.84
  5. Step 5: Solve for x
    x = 1,178,653,810.84/31,751.19
  6. Step 6: Final answer
    x = 37,121.56

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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.