Home / 218,133.66-327,163.50-60,325.20

Finding the Fourth Proportional to 218,133.66, 327,163.50 and 60,325.20

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Solution

The fourth proportional to 218,133.66, 327,163.50 and 60,325.20 is: 90,477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,133.66 : 327,163.50 = 60,325.20 : x
  2. Step 2: Convert to fraction form
    218,133.66/327,163.50 = 60,325.20/x
  3. Step 3: Cross multiply
    218,133.66x = 327,163.50 × 60,325.20
  4. Step 4: Simplify right side
    218,133.66x = 19,736,203,570.20
  5. Step 5: Solve for x
    x = 19,736,203,570.20/218,133.66
  6. Step 6: Final answer
    x = 90,477.57

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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.