Home / 54,450.55-81,626.50-37,818.43

Finding the Fourth Proportional to 54,450.55, 81,626.50 and 37,818.43

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Solution

The fourth proportional to 54,450.55, 81,626.50 and 37,818.43 is: 56,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450.55 : 81,626.50 = 37,818.43 : x
  2. Step 2: Convert to fraction form
    54,450.55/81,626.50 = 37,818.43/x
  3. Step 3: Cross multiply
    54,450.55x = 81,626.50 × 37,818.43
  4. Step 4: Simplify right side
    54,450.55x = 3,086,986,076.40
  5. Step 5: Solve for x
    x = 3,086,986,076.40/54,450.55
  6. Step 6: Final answer
    x = 56,693.39

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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.