Home / 37,040.84-55,563.05-12,080.85

Finding the Fourth Proportional to 37,040.84, 55,563.05 and 12,080.85

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Solution

The fourth proportional to 37,040.84, 55,563.05 and 12,080.85 is: 18,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040.84 : 55,563.05 = 12,080.85 : x
  2. Step 2: Convert to fraction form
    37,040.84/55,563.05 = 12,080.85/x
  3. Step 3: Cross multiply
    37,040.84x = 55,563.05 × 12,080.85
  4. Step 4: Simplify right side
    37,040.84x = 671,248,872.59
  5. Step 5: Solve for x
    x = 671,248,872.59/37,040.84
  6. Step 6: Final answer
    x = 18,121.86

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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.