Home / 202,454.64-303,683.04-132,775.20

Finding the Fourth Proportional to 202,454.64, 303,683.04 and 132,775.20

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Solution

The fourth proportional to 202,454.64, 303,683.04 and 132,775.20 is: 199,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,454.64 : 303,683.04 = 132,775.20 : x
  2. Step 2: Convert to fraction form
    202,454.64/303,683.04 = 132,775.20/x
  3. Step 3: Cross multiply
    202,454.64x = 303,683.04 × 132,775.20
  4. Step 4: Simplify right side
    202,454.64x = 40,321,576,372.61
  5. Step 5: Solve for x
    x = 40,321,576,372.61/202,454.64
  6. Step 6: Final answer
    x = 199,163.51

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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.