Home / 180,933.85-271,400.78-133,694.65

Finding the Fourth Proportional to 180,933.85, 271,400.78 and 133,694.65

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Solution

The fourth proportional to 180,933.85, 271,400.78 and 133,694.65 is: 200,541.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,933.85 : 271,400.78 = 133,694.65 : x
  2. Step 2: Convert to fraction form
    180,933.85/271,400.78 = 133,694.65/x
  3. Step 3: Cross multiply
    180,933.85x = 271,400.78 × 133,694.65
  4. Step 4: Simplify right side
    180,933.85x = 36,284,831,623.35
  5. Step 5: Solve for x
    x = 36,284,831,623.35/180,933.85
  6. Step 6: Final answer
    x = 200,541.98

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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.