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Finding the Fourth Proportional to 161,443.67, 222,788.79 and 93,463.52

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Solution

The fourth proportional to 161,443.67, 222,788.79 and 93,463.52 is: 128,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,443.67 : 222,788.79 = 93,463.52 : x
  2. Step 2: Convert to fraction form
    161,443.67/222,788.79 = 93,463.52/x
  3. Step 3: Cross multiply
    161,443.67x = 222,788.79 × 93,463.52
  4. Step 4: Simplify right side
    161,443.67x = 20,822,624,529.94
  5. Step 5: Solve for x
    x = 20,822,624,529.94/161,443.67
  6. Step 6: Final answer
    x = 128,977.65

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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.