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Finding the Fourth Proportional to 169,067.50, 233,313.15 and 93,616

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Solution

The fourth proportional to 169,067.50, 233,313.15 and 93,616 is: 129,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,067.50 : 233,313.15 = 93,616 : x
  2. Step 2: Convert to fraction form
    169,067.50/233,313.15 = 93,616/x
  3. Step 3: Cross multiply
    169,067.50x = 233,313.15 × 93,616
  4. Step 4: Simplify right side
    169,067.50x = 21,841,843,850.40
  5. Step 5: Solve for x
    x = 21,841,843,850.40/169,067.50
  6. Step 6: Final answer
    x = 129,190.08

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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.