Home / 54,553.20-81,635.40-37,834.80

Finding the Fourth Proportional to 54,553.20, 81,635.40 and 37,834.80

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Solution

The fourth proportional to 54,553.20, 81,635.40 and 37,834.80 is: 56,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,553.20 : 81,635.40 = 37,834.80 : x
  2. Step 2: Convert to fraction form
    54,553.20/81,635.40 = 37,834.80/x
  3. Step 3: Cross multiply
    54,553.20x = 81,635.40 × 37,834.80
  4. Step 4: Simplify right side
    54,553.20x = 3,088,659,031.92
  5. Step 5: Solve for x
    x = 3,088,659,031.92/54,553.20
  6. Step 6: Final answer
    x = 56,617.38

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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.