Home / 37,085.24-55,640.28-12,126.44

Finding the Fourth Proportional to 37,085.24, 55,640.28 and 12,126.44

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Solution

The fourth proportional to 37,085.24, 55,640.28 and 12,126.44 is: 18,193.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085.24 : 55,640.28 = 12,126.44 : x
  2. Step 2: Convert to fraction form
    37,085.24/55,640.28 = 12,126.44/x
  3. Step 3: Cross multiply
    37,085.24x = 55,640.28 × 12,126.44
  4. Step 4: Simplify right side
    37,085.24x = 674,718,517.00
  5. Step 5: Solve for x
    x = 674,718,517.00/37,085.24
  6. Step 6: Final answer
    x = 18,193.72

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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.