Home / 67,129.24-92,638.20-36,916.42

Finding the Fourth Proportional to 67,129.24, 92,638.20 and 36,916.42

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Solution

The fourth proportional to 67,129.24, 92,638.20 and 36,916.42 is: 50,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,129.24 : 92,638.20 = 36,916.42 : x
  2. Step 2: Convert to fraction form
    67,129.24/92,638.20 = 36,916.42/x
  3. Step 3: Cross multiply
    67,129.24x = 92,638.20 × 36,916.42
  4. Step 4: Simplify right side
    67,129.24x = 3,419,870,699.24
  5. Step 5: Solve for x
    x = 3,419,870,699.24/67,129.24
  6. Step 6: Final answer
    x = 50,944.58

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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.