Home / 151,381.90-227,100.39-51,536.98

Finding the Fourth Proportional to 151,381.90, 227,100.39 and 51,536.98

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Solution

The fourth proportional to 151,381.90, 227,100.39 and 51,536.98 is: 77,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,381.90 : 227,100.39 = 51,536.98 : x
  2. Step 2: Convert to fraction form
    151,381.90/227,100.39 = 51,536.98/x
  3. Step 3: Cross multiply
    151,381.90x = 227,100.39 × 51,536.98
  4. Step 4: Simplify right side
    151,381.90x = 11,704,068,257.42
  5. Step 5: Solve for x
    x = 11,704,068,257.42/151,381.90
  6. Step 6: Final answer
    x = 77,314.85

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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.