Home / 218,202.32-327,303.87-68,454.41

Finding the Fourth Proportional to 218,202.32, 327,303.87 and 68,454.41

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Solution

The fourth proportional to 218,202.32, 327,303.87 and 68,454.41 is: 102,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,202.32 : 327,303.87 = 68,454.41 : x
  2. Step 2: Convert to fraction form
    218,202.32/327,303.87 = 68,454.41/x
  3. Step 3: Cross multiply
    218,202.32x = 327,303.87 × 68,454.41
  4. Step 4: Simplify right side
    218,202.32x = 22,405,392,969.29
  5. Step 5: Solve for x
    x = 22,405,392,969.29/218,202.32
  6. Step 6: Final answer
    x = 102,681.74

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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.