Home / 178,831.20-267,939.60-116,469.60

Finding the Fourth Proportional to 178,831.20, 267,939.60 and 116,469.60

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Solution

The fourth proportional to 178,831.20, 267,939.60 and 116,469.60 is: 174,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,831.20 : 267,939.60 = 116,469.60 : x
  2. Step 2: Convert to fraction form
    178,831.20/267,939.60 = 116,469.60/x
  3. Step 3: Cross multiply
    178,831.20x = 267,939.60 × 116,469.60
  4. Step 4: Simplify right side
    178,831.20x = 31,206,818,036.16
  5. Step 5: Solve for x
    x = 31,206,818,036.16/178,831.20
  6. Step 6: Final answer
    x = 174,504.33

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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.