Home / 48,723.63-73,087.61-13,662.51

Finding the Fourth Proportional to 48,723.63, 73,087.61 and 13,662.51

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Solution

The fourth proportional to 48,723.63, 73,087.61 and 13,662.51 is: 20,494.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,723.63 : 73,087.61 = 13,662.51 : x
  2. Step 2: Convert to fraction form
    48,723.63/73,087.61 = 13,662.51/x
  3. Step 3: Cross multiply
    48,723.63x = 73,087.61 × 13,662.51
  4. Step 4: Simplify right side
    48,723.63x = 998,560,134.19
  5. Step 5: Solve for x
    x = 998,560,134.19/48,723.63
  6. Step 6: Final answer
    x = 20,494.37

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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.