Home / 187,270.02-280,932.99-68,932.37

Finding the Fourth Proportional to 187,270.02, 280,932.99 and 68,932.37

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Solution

The fourth proportional to 187,270.02, 280,932.99 and 68,932.37 is: 103,408.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,270.02 : 280,932.99 = 68,932.37 : x
  2. Step 2: Convert to fraction form
    187,270.02/280,932.99 = 68,932.37/x
  3. Step 3: Cross multiply
    187,270.02x = 280,932.99 × 68,932.37
  4. Step 4: Simplify right side
    187,270.02x = 19,365,375,407.22
  5. Step 5: Solve for x
    x = 19,365,375,407.22/187,270.02
  6. Step 6: Final answer
    x = 103,408.84

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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.