Home / 194,480.46-291,835.49-82,153.40

Finding the Fourth Proportional to 194,480.46, 291,835.49 and 82,153.40

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Solution

The fourth proportional to 194,480.46, 291,835.49 and 82,153.40 is: 123,278.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,480.46 : 291,835.49 = 82,153.40 : x
  2. Step 2: Convert to fraction form
    194,480.46/291,835.49 = 82,153.40/x
  3. Step 3: Cross multiply
    194,480.46x = 291,835.49 × 82,153.40
  4. Step 4: Simplify right side
    194,480.46x = 23,975,275,874.22
  5. Step 5: Solve for x
    x = 23,975,275,874.22/194,480.46
  6. Step 6: Final answer
    x = 123,278.58

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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.