Home / 48,638.59-67,109.83-29,517.92

Finding the Fourth Proportional to 48,638.59, 67,109.83 and 29,517.92

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Solution

The fourth proportional to 48,638.59, 67,109.83 and 29,517.92 is: 40,727.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.59 : 67,109.83 = 29,517.92 : x
  2. Step 2: Convert to fraction form
    48,638.59/67,109.83 = 29,517.92/x
  3. Step 3: Cross multiply
    48,638.59x = 67,109.83 × 29,517.92
  4. Step 4: Simplify right side
    48,638.59x = 1,980,942,183.81
  5. Step 5: Solve for x
    x = 1,980,942,183.81/48,638.59
  6. Step 6: Final answer
    x = 40,727.79

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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.