Home / 53,072.50-73,239.35-29,198.67

Finding the Fourth Proportional to 53,072.50, 73,239.35 and 29,198.67

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Solution

The fourth proportional to 53,072.50, 73,239.35 and 29,198.67 is: 40,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,072.50 : 73,239.35 = 29,198.67 : x
  2. Step 2: Convert to fraction form
    53,072.50/73,239.35 = 29,198.67/x
  3. Step 3: Cross multiply
    53,072.50x = 73,239.35 × 29,198.67
  4. Step 4: Simplify right side
    53,072.50x = 2,138,491,611.66
  5. Step 5: Solve for x
    x = 2,138,491,611.66/53,072.50
  6. Step 6: Final answer
    x = 40,293.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.