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Finding the Fourth Proportional to 169,735.33, 234,208.74 and 98,101.54

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Solution

The fourth proportional to 169,735.33, 234,208.74 and 98,101.54 is: 135,365.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,735.33 : 234,208.74 = 98,101.54 : x
  2. Step 2: Convert to fraction form
    169,735.33/234,208.74 = 98,101.54/x
  3. Step 3: Cross multiply
    169,735.33x = 234,208.74 × 98,101.54
  4. Step 4: Simplify right side
    169,735.33x = 22,976,238,075.46
  5. Step 5: Solve for x
    x = 22,976,238,075.46/169,735.33
  6. Step 6: Final answer
    x = 135,365.09

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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.