Home / 205,724.52-283,923.40-115,103.44

Finding the Fourth Proportional to 205,724.52, 283,923.40 and 115,103.44

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Solution

The fourth proportional to 205,724.52, 283,923.40 and 115,103.44 is: 158,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,724.52 : 283,923.40 = 115,103.44 : x
  2. Step 2: Convert to fraction form
    205,724.52/283,923.40 = 115,103.44/x
  3. Step 3: Cross multiply
    205,724.52x = 283,923.40 × 115,103.44
  4. Step 4: Simplify right side
    205,724.52x = 32,680,560,036.50
  5. Step 5: Solve for x
    x = 32,680,560,036.50/205,724.52
  6. Step 6: Final answer
    x = 158,855.93

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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.