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Finding the Fourth Proportional to 123,955.82, 171,060.36 and 67,367.22

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Solution

The fourth proportional to 123,955.82, 171,060.36 and 67,367.22 is: 92,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,955.82 : 171,060.36 = 67,367.22 : x
  2. Step 2: Convert to fraction form
    123,955.82/171,060.36 = 67,367.22/x
  3. Step 3: Cross multiply
    123,955.82x = 171,060.36 × 67,367.22
  4. Step 4: Simplify right side
    123,955.82x = 11,523,860,905.40
  5. Step 5: Solve for x
    x = 11,523,860,905.40/123,955.82
  6. Step 6: Final answer
    x = 92,967.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.