Home / 204,734.64-306,871.92-92,246.16

Finding the Fourth Proportional to 204,734.64, 306,871.92 and 92,246.16

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Solution

The fourth proportional to 204,734.64, 306,871.92 and 92,246.16 is: 138,265.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,734.64 : 306,871.92 = 92,246.16 : x
  2. Step 2: Convert to fraction form
    204,734.64/306,871.92 = 92,246.16/x
  3. Step 3: Cross multiply
    204,734.64x = 306,871.92 × 92,246.16
  4. Step 4: Simplify right side
    204,734.64x = 28,307,756,231.83
  5. Step 5: Solve for x
    x = 28,307,756,231.83/204,734.64
  6. Step 6: Final answer
    x = 138,265.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.