Home / 47,072.80-70,193.84-40,540.96

Finding the Fourth Proportional to 47,072.80, 70,193.84 and 40,540.96

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Solution

The fourth proportional to 47,072.80, 70,193.84 and 40,540.96 is: 60,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,072.80 : 70,193.84 = 40,540.96 : x
  2. Step 2: Convert to fraction form
    47,072.80/70,193.84 = 40,540.96/x
  3. Step 3: Cross multiply
    47,072.80x = 70,193.84 × 40,540.96
  4. Step 4: Simplify right side
    47,072.80x = 2,845,725,659.69
  5. Step 5: Solve for x
    x = 2,845,725,659.69/47,072.80
  6. Step 6: Final answer
    x = 60,453.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.