Home / 48,737.20-73,106.08-13,676.80

Finding the Fourth Proportional to 48,737.20, 73,106.08 and 13,676.80

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Solution

The fourth proportional to 48,737.20, 73,106.08 and 13,676.80 is: 20,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,737.20 : 73,106.08 = 13,676.80 : x
  2. Step 2: Convert to fraction form
    48,737.20/73,106.08 = 13,676.80/x
  3. Step 3: Cross multiply
    48,737.20x = 73,106.08 × 13,676.80
  4. Step 4: Simplify right side
    48,737.20x = 999,857,234.94
  5. Step 5: Solve for x
    x = 999,857,234.94/48,737.20
  6. Step 6: Final answer
    x = 20,515.28

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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.