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Finding the Fourth Proportional to 119,796.17, 165,326.87 and 69,495.17

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Solution

The fourth proportional to 119,796.17, 165,326.87 and 69,495.17 is: 95,908.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,796.17 : 165,326.87 = 69,495.17 : x
  2. Step 2: Convert to fraction form
    119,796.17/165,326.87 = 69,495.17/x
  3. Step 3: Cross multiply
    119,796.17x = 165,326.87 × 69,495.17
  4. Step 4: Simplify right side
    119,796.17x = 11,489,418,283.32
  5. Step 5: Solve for x
    x = 11,489,418,283.32/119,796.17
  6. Step 6: Final answer
    x = 95,908.06

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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.