Home / 67,132.44-92,643.08-36,919.68

Finding the Fourth Proportional to 67,132.44, 92,643.08 and 36,919.68

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Solution

The fourth proportional to 67,132.44, 92,643.08 and 36,919.68 is: 50,949.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,132.44 : 92,643.08 = 36,919.68 : x
  2. Step 2: Convert to fraction form
    67,132.44/92,643.08 = 36,919.68/x
  3. Step 3: Cross multiply
    67,132.44x = 92,643.08 × 36,919.68
  4. Step 4: Simplify right side
    67,132.44x = 3,420,352,867.81
  5. Step 5: Solve for x
    x = 3,420,352,867.81/67,132.44
  6. Step 6: Final answer
    x = 50,949.33

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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.