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Finding the Fourth Proportional to 161,464.54, 222,829.80 and 89,846.11

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Solution

The fourth proportional to 161,464.54, 222,829.80 and 89,846.11 is: 123,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,464.54 : 222,829.80 = 89,846.11 : x
  2. Step 2: Convert to fraction form
    161,464.54/222,829.80 = 89,846.11/x
  3. Step 3: Cross multiply
    161,464.54x = 222,829.80 × 89,846.11
  4. Step 4: Simplify right side
    161,464.54x = 20,020,390,722.08
  5. Step 5: Solve for x
    x = 20,020,390,722.08/161,464.54
  6. Step 6: Final answer
    x = 123,992.49

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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.