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Finding the Fourth Proportional to 163,181.82, 244,842.93 and 88,355.45

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Solution

The fourth proportional to 163,181.82, 244,842.93 and 88,355.45 is: 132,571.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,181.82 : 244,842.93 = 88,355.45 : x
  2. Step 2: Convert to fraction form
    163,181.82/244,842.93 = 88,355.45/x
  3. Step 3: Cross multiply
    163,181.82x = 244,842.93 × 88,355.45
  4. Step 4: Simplify right side
    163,181.82x = 21,633,206,035.25
  5. Step 5: Solve for x
    x = 21,633,206,035.25/163,181.82
  6. Step 6: Final answer
    x = 132,571.18

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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.