Home / 91,048.46-136,588.83-27,867.18

Finding the Fourth Proportional to 91,048.46, 136,588.83 and 27,867.18

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Solution

The fourth proportional to 91,048.46, 136,588.83 and 27,867.18 is: 41,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,048.46 : 136,588.83 = 27,867.18 : x
  2. Step 2: Convert to fraction form
    91,048.46/136,588.83 = 27,867.18/x
  3. Step 3: Cross multiply
    91,048.46x = 136,588.83 × 27,867.18
  4. Step 4: Simplify right side
    91,048.46x = 3,806,345,511.60
  5. Step 5: Solve for x
    x = 3,806,345,511.60/91,048.46
  6. Step 6: Final answer
    x = 41,805.71

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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.