Home / 200,268.80-276,370.74-109,623.95

Finding the Fourth Proportional to 200,268.80, 276,370.74 and 109,623.95

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Solution

The fourth proportional to 200,268.80, 276,370.74 and 109,623.95 is: 151,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,268.80 : 276,370.74 = 109,623.95 : x
  2. Step 2: Convert to fraction form
    200,268.80/276,370.74 = 109,623.95/x
  3. Step 3: Cross multiply
    200,268.80x = 276,370.74 × 109,623.95
  4. Step 4: Simplify right side
    200,268.80x = 30,296,850,801.37
  5. Step 5: Solve for x
    x = 30,296,850,801.37/200,268.80
  6. Step 6: Final answer
    x = 151,280.94

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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.