Home / 49,321.04-68,062.92-28,099.76

Finding the Fourth Proportional to 49,321.04, 68,062.92 and 28,099.76

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Solution

The fourth proportional to 49,321.04, 68,062.92 and 28,099.76 is: 38,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,321.04 : 68,062.92 = 28,099.76 : x
  2. Step 2: Convert to fraction form
    49,321.04/68,062.92 = 28,099.76/x
  3. Step 3: Cross multiply
    49,321.04x = 68,062.92 × 28,099.76
  4. Step 4: Simplify right side
    49,321.04x = 1,912,551,716.90
  5. Step 5: Solve for x
    x = 1,912,551,716.90/49,321.04
  6. Step 6: Final answer
    x = 38,777.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.