Home / 37,309.87-55,964.81-30,722.21

Finding the Fourth Proportional to 37,309.87, 55,964.81 and 30,722.21

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Solution

The fourth proportional to 37,309.87, 55,964.81 and 30,722.21 is: 46,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,309.87 : 55,964.81 = 30,722.21 : x
  2. Step 2: Convert to fraction form
    37,309.87/55,964.81 = 30,722.21/x
  3. Step 3: Cross multiply
    37,309.87x = 55,964.81 × 30,722.21
  4. Step 4: Simplify right side
    37,309.87x = 1,719,362,645.43
  5. Step 5: Solve for x
    x = 1,719,362,645.43/37,309.87
  6. Step 6: Final answer
    x = 46,083.32

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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.