Home / 202,217.15-303,325.73-69,065.30

Finding the Fourth Proportional to 202,217.15, 303,325.73 and 69,065.30

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Solution

The fourth proportional to 202,217.15, 303,325.73 and 69,065.30 is: 103,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,217.15 : 303,325.73 = 69,065.30 : x
  2. Step 2: Convert to fraction form
    202,217.15/303,325.73 = 69,065.30/x
  3. Step 3: Cross multiply
    202,217.15x = 303,325.73 × 69,065.30
  4. Step 4: Simplify right side
    202,217.15x = 20,949,282,540.17
  5. Step 5: Solve for x
    x = 20,949,282,540.17/202,217.15
  6. Step 6: Final answer
    x = 103,597.95

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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.