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Finding the Fourth Proportional to 169,194.84, 253,800.04 and 69,284.97

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Solution

The fourth proportional to 169,194.84, 253,800.04 and 69,284.97 is: 103,930.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,194.84 : 253,800.04 = 69,284.97 : x
  2. Step 2: Convert to fraction form
    169,194.84/253,800.04 = 69,284.97/x
  3. Step 3: Cross multiply
    169,194.84x = 253,800.04 × 69,284.97
  4. Step 4: Simplify right side
    169,194.84x = 17,584,526,945.94
  5. Step 5: Solve for x
    x = 17,584,526,945.94/169,194.84
  6. Step 6: Final answer
    x = 103,930.64

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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.