Home / 185,512.28-278,022.38-96,840.36

Finding the Fourth Proportional to 185,512.28, 278,022.38 and 96,840.36

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Solution

The fourth proportional to 185,512.28, 278,022.38 and 96,840.36 is: 145,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,512.28 : 278,022.38 = 96,840.36 : x
  2. Step 2: Convert to fraction form
    185,512.28/278,022.38 = 96,840.36/x
  3. Step 3: Cross multiply
    185,512.28x = 278,022.38 × 96,840.36
  4. Step 4: Simplify right side
    185,512.28x = 26,923,786,883.06
  5. Step 5: Solve for x
    x = 26,923,786,883.06/185,512.28
  6. Step 6: Final answer
    x = 145,132.10

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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.