Home / 54,440.86-81,589.59-50,889.43

Finding the Fourth Proportional to 54,440.86, 81,589.59 and 50,889.43

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Solution

The fourth proportional to 54,440.86, 81,589.59 and 50,889.43 is: 76,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,440.86 : 81,589.59 = 50,889.43 : x
  2. Step 2: Convert to fraction form
    54,440.86/81,589.59 = 50,889.43/x
  3. Step 3: Cross multiply
    54,440.86x = 81,589.59 × 50,889.43
  4. Step 4: Simplify right side
    54,440.86x = 4,152,047,729.03
  5. Step 5: Solve for x
    x = 4,152,047,729.03/54,440.86
  6. Step 6: Final answer
    x = 76,267.12

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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.