Home / 48,755.21-73,118.33-20,674.85

Finding the Fourth Proportional to 48,755.21, 73,118.33 and 20,674.85

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Solution

The fourth proportional to 48,755.21, 73,118.33 and 20,674.85 is: 31,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,755.21 : 73,118.33 = 20,674.85 : x
  2. Step 2: Convert to fraction form
    48,755.21/73,118.33 = 20,674.85/x
  3. Step 3: Cross multiply
    48,755.21x = 73,118.33 × 20,674.85
  4. Step 4: Simplify right side
    48,755.21x = 1,511,710,401.63
  5. Step 5: Solve for x
    x = 1,511,710,401.63/48,755.21
  6. Step 6: Final answer
    x = 31,006.13

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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.