Home / 187,761.02-281,658.84-61,401.92

Finding the Fourth Proportional to 187,761.02, 281,658.84 and 61,401.92

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Solution

The fourth proportional to 187,761.02, 281,658.84 and 61,401.92 is: 92,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,761.02 : 281,658.84 = 61,401.92 : x
  2. Step 2: Convert to fraction form
    187,761.02/281,658.84 = 61,401.92/x
  3. Step 3: Cross multiply
    187,761.02x = 281,658.84 × 61,401.92
  4. Step 4: Simplify right side
    187,761.02x = 17,294,393,560.97
  5. Step 5: Solve for x
    x = 17,294,393,560.97/187,761.02
  6. Step 6: Final answer
    x = 92,108.54

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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.