Home / 92,639.76-127,843.20-50,198.16

Finding the Fourth Proportional to 92,639.76, 127,843.20 and 50,198.16

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Solution

The fourth proportional to 92,639.76, 127,843.20 and 50,198.16 is: 69,273.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,639.76 : 127,843.20 = 50,198.16 : x
  2. Step 2: Convert to fraction form
    92,639.76/127,843.20 = 50,198.16/x
  3. Step 3: Cross multiply
    92,639.76x = 127,843.20 × 50,198.16
  4. Step 4: Simplify right side
    92,639.76x = 6,417,493,408.51
  5. Step 5: Solve for x
    x = 6,417,493,408.51/92,639.76
  6. Step 6: Final answer
    x = 69,273.64

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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.