Home / 133,664.20-200,496.30-82,925.80

Finding the Fourth Proportional to 133,664.20, 200,496.30 and 82,925.80

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Solution

The fourth proportional to 133,664.20, 200,496.30 and 82,925.80 is: 124,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,664.20 : 200,496.30 = 82,925.80 : x
  2. Step 2: Convert to fraction form
    133,664.20/200,496.30 = 82,925.80/x
  3. Step 3: Cross multiply
    133,664.20x = 200,496.30 × 82,925.80
  4. Step 4: Simplify right side
    133,664.20x = 16,626,316,074.54
  5. Step 5: Solve for x
    x = 16,626,316,074.54/133,664.20
  6. Step 6: Final answer
    x = 124,388.70

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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.