Home / 91,134.03-136,727.32-27,963.44

Finding the Fourth Proportional to 91,134.03, 136,727.32 and 27,963.44

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Solution

The fourth proportional to 91,134.03, 136,727.32 and 27,963.44 is: 41,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,134.03 : 136,727.32 = 27,963.44 : x
  2. Step 2: Convert to fraction form
    91,134.03/136,727.32 = 27,963.44/x
  3. Step 3: Cross multiply
    91,134.03x = 136,727.32 × 27,963.44
  4. Step 4: Simplify right side
    91,134.03x = 3,823,366,209.18
  5. Step 5: Solve for x
    x = 3,823,366,209.18/91,134.03
  6. Step 6: Final answer
    x = 41,953.22

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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.