Home / 227,581.40-341,372.10-147,747.80

Finding the Fourth Proportional to 227,581.40, 341,372.10 and 147,747.80

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Solution

The fourth proportional to 227,581.40, 341,372.10 and 147,747.80 is: 221,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,581.40 : 341,372.10 = 147,747.80 : x
  2. Step 2: Convert to fraction form
    227,581.40/341,372.10 = 147,747.80/x
  3. Step 3: Cross multiply
    227,581.40x = 341,372.10 × 147,747.80
  4. Step 4: Simplify right side
    227,581.40x = 50,436,976,756.38
  5. Step 5: Solve for x
    x = 50,436,976,756.38/227,581.40
  6. Step 6: Final answer
    x = 221,621.70

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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.