Home / 62,660.54-94,010.31-20,540.98

Finding the Fourth Proportional to 62,660.54, 94,010.31 and 20,540.98

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Solution

The fourth proportional to 62,660.54, 94,010.31 and 20,540.98 is: 30,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,660.54 : 94,010.31 = 20,540.98 : x
  2. Step 2: Convert to fraction form
    62,660.54/94,010.31 = 20,540.98/x
  3. Step 3: Cross multiply
    62,660.54x = 94,010.31 × 20,540.98
  4. Step 4: Simplify right side
    62,660.54x = 1,931,063,897.50
  5. Step 5: Solve for x
    x = 1,931,063,897.50/62,660.54
  6. Step 6: Final answer
    x = 30,817.86

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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.