Home / 37,040.76-55,562.94-12,080.75

Finding the Fourth Proportional to 37,040.76, 55,562.94 and 12,080.75

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Solution

The fourth proportional to 37,040.76, 55,562.94 and 12,080.75 is: 18,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040.76 : 55,562.94 = 12,080.75 : x
  2. Step 2: Convert to fraction form
    37,040.76/55,562.94 = 12,080.75/x
  3. Step 3: Cross multiply
    37,040.76x = 55,562.94 × 12,080.75
  4. Step 4: Simplify right side
    37,040.76x = 671,241,709.59
  5. Step 5: Solve for x
    x = 671,241,709.59/37,040.76
  6. Step 6: Final answer
    x = 18,121.70

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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.