Home / 68,516.20-102,774.30-44,896.60

Finding the Fourth Proportional to 68,516.20, 102,774.30 and 44,896.60

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Solution

The fourth proportional to 68,516.20, 102,774.30 and 44,896.60 is: 67,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,516.20 : 102,774.30 = 44,896.60 : x
  2. Step 2: Convert to fraction form
    68,516.20/102,774.30 = 44,896.60/x
  3. Step 3: Cross multiply
    68,516.20x = 102,774.30 × 44,896.60
  4. Step 4: Simplify right side
    68,516.20x = 4,614,216,637.38
  5. Step 5: Solve for x
    x = 4,614,216,637.38/68,516.20
  6. Step 6: Final answer
    x = 67,344.90

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1.5x scale

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.