Home / 48,716.61-73,082.57-20,636.74

Finding the Fourth Proportional to 48,716.61, 73,082.57 and 20,636.74

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Solution

The fourth proportional to 48,716.61, 73,082.57 and 20,636.74 is: 30,958.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,716.61 : 73,082.57 = 20,636.74 : x
  2. Step 2: Convert to fraction form
    48,716.61/73,082.57 = 20,636.74/x
  3. Step 3: Cross multiply
    48,716.61x = 73,082.57 × 20,636.74
  4. Step 4: Simplify right side
    48,716.61x = 1,508,185,995.62
  5. Step 5: Solve for x
    x = 1,508,185,995.62/48,716.61
  6. Step 6: Final answer
    x = 30,958.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.