Home / 204,623.70-306,935.55-195,438.30

Finding the Fourth Proportional to 204,623.70, 306,935.55 and 195,438.30

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Solution

The fourth proportional to 204,623.70, 306,935.55 and 195,438.30 is: 293,157.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,623.70 : 306,935.55 = 195,438.30 : x
  2. Step 2: Convert to fraction form
    204,623.70/306,935.55 = 195,438.30/x
  3. Step 3: Cross multiply
    204,623.70x = 306,935.55 × 195,438.30
  4. Step 4: Simplify right side
    204,623.70x = 59,986,962,101.57
  5. Step 5: Solve for x
    x = 59,986,962,101.57/204,623.70
  6. Step 6: Final answer
    x = 293,157.45

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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.