Home / 72,231.63-108,249.03-44,161.49

Finding the Fourth Proportional to 72,231.63, 108,249.03 and 44,161.49

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Solution

The fourth proportional to 72,231.63, 108,249.03 and 44,161.49 is: 66,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,231.63 : 108,249.03 = 44,161.49 : x
  2. Step 2: Convert to fraction form
    72,231.63/108,249.03 = 44,161.49/x
  3. Step 3: Cross multiply
    72,231.63x = 108,249.03 × 44,161.49
  4. Step 4: Simplify right side
    72,231.63x = 4,780,437,914.61
  5. Step 5: Solve for x
    x = 4,780,437,914.61/72,231.63
  6. Step 6: Final answer
    x = 66,182.06

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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.