Home / 37,120.32-55,694.16-17,405.28

Finding the Fourth Proportional to 37,120.32, 55,694.16 and 17,405.28

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Solution

The fourth proportional to 37,120.32, 55,694.16 and 17,405.28 is: 26,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,120.32 : 55,694.16 = 17,405.28 : x
  2. Step 2: Convert to fraction form
    37,120.32/55,694.16 = 17,405.28/x
  3. Step 3: Cross multiply
    37,120.32x = 55,694.16 × 17,405.28
  4. Step 4: Simplify right side
    37,120.32x = 969,372,449.16
  5. Step 5: Solve for x
    x = 969,372,449.16/37,120.32
  6. Step 6: Final answer
    x = 26,114.33

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