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Finding the Fourth Proportional to 37,193.76, 55,803.60 and 13,826.88

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Solution

The fourth proportional to 37,193.76, 55,803.60 and 13,826.88 is: 20,745.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,193.76 : 55,803.60 = 13,826.88 : x
  2. Step 2: Convert to fraction form
    37,193.76/55,803.60 = 13,826.88/x
  3. Step 3: Cross multiply
    37,193.76x = 55,803.60 × 13,826.88
  4. Step 4: Simplify right side
    37,193.76x = 771,589,680.77
  5. Step 5: Solve for x
    x = 771,589,680.77/37,193.76
  6. Step 6: Final answer
    x = 20,745.14

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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.