Home / 148,936.20-223,404.30-133,729.80

Finding the Fourth Proportional to 148,936.20, 223,404.30 and 133,729.80

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Solution

The fourth proportional to 148,936.20, 223,404.30 and 133,729.80 is: 200,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936.20 : 223,404.30 = 133,729.80 : x
  2. Step 2: Convert to fraction form
    148,936.20/223,404.30 = 133,729.80/x
  3. Step 3: Cross multiply
    148,936.20x = 223,404.30 × 133,729.80
  4. Step 4: Simplify right side
    148,936.20x = 29,875,812,358.14
  5. Step 5: Solve for x
    x = 29,875,812,358.14/148,936.20
  6. Step 6: Final answer
    x = 200,594.70

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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.