Home / 40,831.52-61,169.36-27,661.28

Finding the Fourth Proportional to 40,831.52, 61,169.36 and 27,661.28

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Solution

The fourth proportional to 40,831.52, 61,169.36 and 27,661.28 is: 41,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,831.52 : 61,169.36 = 27,661.28 : x
  2. Step 2: Convert to fraction form
    40,831.52/61,169.36 = 27,661.28/x
  3. Step 3: Cross multiply
    40,831.52x = 61,169.36 × 27,661.28
  4. Step 4: Simplify right side
    40,831.52x = 1,692,022,794.38
  5. Step 5: Solve for x
    x = 1,692,022,794.38/40,831.52
  6. Step 6: Final answer
    x = 41,439.13

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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.