Home / 202,209.49-303,500.58-102,439.18

Finding the Fourth Proportional to 202,209.49, 303,500.58 and 102,439.18

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Solution

The fourth proportional to 202,209.49, 303,500.58 and 102,439.18 is: 153,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,209.49 : 303,500.58 = 102,439.18 : x
  2. Step 2: Convert to fraction form
    202,209.49/303,500.58 = 102,439.18/x
  3. Step 3: Cross multiply
    202,209.49x = 303,500.58 × 102,439.18
  4. Step 4: Simplify right side
    202,209.49x = 31,090,350,544.72
  5. Step 5: Solve for x
    x = 31,090,350,544.72/202,209.49
  6. Step 6: Final answer
    x = 153,753.17

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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.