Home / 151,232.88-226,989.43-76,405.75

Finding the Fourth Proportional to 151,232.88, 226,989.43 and 76,405.75

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Solution

The fourth proportional to 151,232.88, 226,989.43 and 76,405.75 is: 114,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,232.88 : 226,989.43 = 76,405.75 : x
  2. Step 2: Convert to fraction form
    151,232.88/226,989.43 = 76,405.75/x
  3. Step 3: Cross multiply
    151,232.88x = 226,989.43 × 76,405.75
  4. Step 4: Simplify right side
    151,232.88x = 17,343,297,733.94
  5. Step 5: Solve for x
    x = 17,343,297,733.94/151,232.88
  6. Step 6: Final answer
    x = 114,679.41

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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.