Home / 167,522.72-251,321.12-55,198.40

Finding the Fourth Proportional to 167,522.72, 251,321.12 and 55,198.40

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Solution

The fourth proportional to 167,522.72, 251,321.12 and 55,198.40 is: 82,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,522.72 : 251,321.12 = 55,198.40 : x
  2. Step 2: Convert to fraction form
    167,522.72/251,321.12 = 55,198.40/x
  3. Step 3: Cross multiply
    167,522.72x = 251,321.12 × 55,198.40
  4. Step 4: Simplify right side
    167,522.72x = 13,872,523,710.21
  5. Step 5: Solve for x
    x = 13,872,523,710.21/167,522.72
  6. Step 6: Final answer
    x = 82,809.80

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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.