Home / 187,216.20-280,848.60-92,494.80

Finding the Fourth Proportional to 187,216.20, 280,848.60 and 92,494.80

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Solution

The fourth proportional to 187,216.20, 280,848.60 and 92,494.80 is: 138,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,216.20 : 280,848.60 = 92,494.80 : x
  2. Step 2: Convert to fraction form
    187,216.20/280,848.60 = 92,494.80/x
  3. Step 3: Cross multiply
    187,216.20x = 280,848.60 × 92,494.80
  4. Step 4: Simplify right side
    187,216.20x = 25,977,035,087.28
  5. Step 5: Solve for x
    x = 25,977,035,087.28/187,216.20
  6. Step 6: Final answer
    x = 138,754.21

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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.