Home / 47,732.98-71,540.70-19,635.52

Finding the Fourth Proportional to 47,732.98, 71,540.70 and 19,635.52

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Solution

The fourth proportional to 47,732.98, 71,540.70 and 19,635.52 is: 29,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,732.98 : 71,540.70 = 19,635.52 : x
  2. Step 2: Convert to fraction form
    47,732.98/71,540.70 = 19,635.52/x
  3. Step 3: Cross multiply
    47,732.98x = 71,540.70 × 19,635.52
  4. Step 4: Simplify right side
    47,732.98x = 1,404,738,845.66
  5. Step 5: Solve for x
    x = 1,404,738,845.66/47,732.98
  6. Step 6: Final answer
    x = 29,429.10

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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.