Home / 37,150.30-55,732.20-12,183.40

Finding the Fourth Proportional to 37,150.30, 55,732.20 and 12,183.40

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Solution

The fourth proportional to 37,150.30, 55,732.20 and 12,183.40 is: 18,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,150.30 : 55,732.20 = 12,183.40 : x
  2. Step 2: Convert to fraction form
    37,150.30/55,732.20 = 12,183.40/x
  3. Step 3: Cross multiply
    37,150.30x = 55,732.20 × 12,183.40
  4. Step 4: Simplify right side
    37,150.30x = 679,007,685.48
  5. Step 5: Solve for x
    x = 679,007,685.48/37,150.30
  6. Step 6: Final answer
    x = 18,277.31

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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.