Home / 48,715.11-73,080.31-20,635.24

Finding the Fourth Proportional to 48,715.11, 73,080.31 and 20,635.24

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Solution

The fourth proportional to 48,715.11, 73,080.31 and 20,635.24 is: 30,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,715.11 : 73,080.31 = 20,635.24 : x
  2. Step 2: Convert to fraction form
    48,715.11/73,080.31 = 20,635.24/x
  3. Step 3: Cross multiply
    48,715.11x = 73,080.31 × 20,635.24
  4. Step 4: Simplify right side
    48,715.11x = 1,508,029,736.12
  5. Step 5: Solve for x
    x = 1,508,029,736.12/48,715.11
  6. Step 6: Final answer
    x = 30,956.10

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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.