Home / 167,612.45-251,418.02-67,771.44

Finding the Fourth Proportional to 167,612.45, 251,418.02 and 67,771.44

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Solution

The fourth proportional to 167,612.45, 251,418.02 and 67,771.44 is: 101,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,612.45 : 251,418.02 = 67,771.44 : x
  2. Step 2: Convert to fraction form
    167,612.45/251,418.02 = 67,771.44/x
  3. Step 3: Cross multiply
    167,612.45x = 251,418.02 × 67,771.44
  4. Step 4: Simplify right side
    167,612.45x = 17,038,960,918.49
  5. Step 5: Solve for x
    x = 17,038,960,918.49/167,612.45
  6. Step 6: Final answer
    x = 101,656.90

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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.