Home / 202,207.40-303,311.10-96,972.20

Finding the Fourth Proportional to 202,207.40, 303,311.10 and 96,972.20

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Solution

The fourth proportional to 202,207.40, 303,311.10 and 96,972.20 is: 145,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,207.40 : 303,311.10 = 96,972.20 : x
  2. Step 2: Convert to fraction form
    202,207.40/303,311.10 = 96,972.20/x
  3. Step 3: Cross multiply
    202,207.40x = 303,311.10 × 96,972.20
  4. Step 4: Simplify right side
    202,207.40x = 29,412,744,651.42
  5. Step 5: Solve for x
    x = 29,412,744,651.42/202,207.40
  6. Step 6: Final answer
    x = 145,458.30

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1.5x scale

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.