Home / 92,640.08-127,843.74-50,198.60

Finding the Fourth Proportional to 92,640.08, 127,843.74 and 50,198.60

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Solution

The fourth proportional to 92,640.08, 127,843.74 and 50,198.60 is: 69,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,640.08 : 127,843.74 = 50,198.60 : x
  2. Step 2: Convert to fraction form
    92,640.08/127,843.74 = 50,198.60/x
  3. Step 3: Cross multiply
    92,640.08x = 127,843.74 × 50,198.60
  4. Step 4: Simplify right side
    92,640.08x = 6,417,576,766.76
  5. Step 5: Solve for x
    x = 6,417,576,766.76/92,640.08
  6. Step 6: Final answer
    x = 69,274.30

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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.