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Finding the Fourth Proportional to 222,160.92, 306,483.18 and 141,544.68

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Solution

The fourth proportional to 222,160.92, 306,483.18 and 141,544.68 is: 195,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,160.92 : 306,483.18 = 141,544.68 : x
  2. Step 2: Convert to fraction form
    222,160.92/306,483.18 = 141,544.68/x
  3. Step 3: Cross multiply
    222,160.92x = 306,483.18 × 141,544.68
  4. Step 4: Simplify right side
    222,160.92x = 43,381,063,638.48
  5. Step 5: Solve for x
    x = 43,381,063,638.48/222,160.92
  6. Step 6: Final answer
    x = 195,268.65

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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.