Home / 91,057.26-136,606.19-27,886.26

Finding the Fourth Proportional to 91,057.26, 136,606.19 and 27,886.26

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Solution

The fourth proportional to 91,057.26, 136,606.19 and 27,886.26 is: 41,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,057.26 : 136,606.19 = 27,886.26 : x
  2. Step 2: Convert to fraction form
    91,057.26/136,606.19 = 27,886.26/x
  3. Step 3: Cross multiply
    91,057.26x = 136,606.19 × 27,886.26
  4. Step 4: Simplify right side
    91,057.26x = 3,809,435,592.52
  5. Step 5: Solve for x
    x = 3,809,435,592.52/91,057.26
  6. Step 6: Final answer
    x = 41,835.61

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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.