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Finding the Fourth Proportional to 123,955.08, 171,059.04 and 67,366.44

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Solution

The fourth proportional to 123,955.08, 171,059.04 and 67,366.44 is: 92,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,955.08 : 171,059.04 = 67,366.44 : x
  2. Step 2: Convert to fraction form
    123,955.08/171,059.04 = 67,366.44/x
  3. Step 3: Cross multiply
    123,955.08x = 171,059.04 × 67,366.44
  4. Step 4: Simplify right side
    123,955.08x = 11,523,638,554.62
  5. Step 5: Solve for x
    x = 11,523,638,554.62/123,955.08
  6. Step 6: Final answer
    x = 92,966.25

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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.