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Finding the Fourth Proportional to 161,064.98, 222,185.56 and 109,363.84

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Solution

The fourth proportional to 161,064.98, 222,185.56 and 109,363.84 is: 150,864.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,064.98 : 222,185.56 = 109,363.84 : x
  2. Step 2: Convert to fraction form
    161,064.98/222,185.56 = 109,363.84/x
  3. Step 3: Cross multiply
    161,064.98x = 222,185.56 × 109,363.84
  4. Step 4: Simplify right side
    161,064.98x = 24,299,066,034.15
  5. Step 5: Solve for x
    x = 24,299,066,034.15/161,064.98
  6. Step 6: Final answer
    x = 150,864.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.