Home / 37,085.24-55,623.22-12,123.20

Finding the Fourth Proportional to 37,085.24, 55,623.22 and 12,123.20

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Solution

The fourth proportional to 37,085.24, 55,623.22 and 12,123.20 is: 18,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085.24 : 55,623.22 = 12,123.20 : x
  2. Step 2: Convert to fraction form
    37,085.24/55,623.22 = 12,123.20/x
  3. Step 3: Cross multiply
    37,085.24x = 55,623.22 × 12,123.20
  4. Step 4: Simplify right side
    37,085.24x = 674,331,420.70
  5. Step 5: Solve for x
    x = 674,331,420.70/37,085.24
  6. Step 6: Final answer
    x = 18,183.28

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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.