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Finding the Fourth Proportional to 119,066.00, 164,310.86 and 68,079.69

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Solution

The fourth proportional to 119,066.00, 164,310.86 and 68,079.69 is: 93,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,066.00 : 164,310.86 = 68,079.69 : x
  2. Step 2: Convert to fraction form
    119,066.00/164,310.86 = 68,079.69/x
  3. Step 3: Cross multiply
    119,066.00x = 164,310.86 × 68,079.69
  4. Step 4: Simplify right side
    119,066.00x = 11,186,232,072.04
  5. Step 5: Solve for x
    x = 11,186,232,072.04/119,066.00
  6. Step 6: Final answer
    x = 93,949.85

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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.