Home / 205,400.86-283,451.27-114,772.44

Finding the Fourth Proportional to 205,400.86, 283,451.27 and 114,772.44

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Solution

The fourth proportional to 205,400.86, 283,451.27 and 114,772.44 is: 158,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,400.86 : 283,451.27 = 114,772.44 : x
  2. Step 2: Convert to fraction form
    205,400.86/283,451.27 = 114,772.44/x
  3. Step 3: Cross multiply
    205,400.86x = 283,451.27 × 114,772.44
  4. Step 4: Simplify right side
    205,400.86x = 32,532,395,336.47
  5. Step 5: Solve for x
    x = 32,532,395,336.47/205,400.86
  6. Step 6: Final answer
    x = 158,384.90

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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.