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Finding the Fourth Proportional to 117,305.04, 161,893.98 and 67,004.04

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Solution

The fourth proportional to 117,305.04, 161,893.98 and 67,004.04 is: 92,473.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,305.04 : 161,893.98 = 67,004.04 : x
  2. Step 2: Convert to fraction form
    117,305.04/161,893.98 = 67,004.04/x
  3. Step 3: Cross multiply
    117,305.04x = 161,893.98 × 67,004.04
  4. Step 4: Simplify right side
    117,305.04x = 10,847,550,711.68
  5. Step 5: Solve for x
    x = 10,847,550,711.68/117,305.04
  6. Step 6: Final answer
    x = 92,473.01

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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.