Home / 205,738.24-283,945.02-115,099.24

Finding the Fourth Proportional to 205,738.24, 283,945.02 and 115,099.24

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Solution

The fourth proportional to 205,738.24, 283,945.02 and 115,099.24 is: 158,851.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,738.24 : 283,945.02 = 115,099.24 : x
  2. Step 2: Convert to fraction form
    205,738.24/283,945.02 = 115,099.24/x
  3. Step 3: Cross multiply
    205,738.24x = 283,945.02 × 115,099.24
  4. Step 4: Simplify right side
    205,738.24x = 32,681,856,003.78
  5. Step 5: Solve for x
    x = 32,681,856,003.78/205,738.24
  6. Step 6: Final answer
    x = 158,851.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.