Home / 37,140.32-55,705.01-12,183.00

Finding the Fourth Proportional to 37,140.32, 55,705.01 and 12,183.00

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Solution

The fourth proportional to 37,140.32, 55,705.01 and 12,183.00 is: 18,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,140.32 : 55,705.01 = 12,183.00 : x
  2. Step 2: Convert to fraction form
    37,140.32/55,705.01 = 12,183.00/x
  3. Step 3: Cross multiply
    37,140.32x = 55,705.01 × 12,183.00
  4. Step 4: Simplify right side
    37,140.32x = 678,654,245.64
  5. Step 5: Solve for x
    x = 678,654,245.64/37,140.32
  6. Step 6: Final answer
    x = 18,272.71

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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.