Home / 152,261.82-228,407.94-52,408.80

Finding the Fourth Proportional to 152,261.82, 228,407.94 and 52,408.80

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Solution

The fourth proportional to 152,261.82, 228,407.94 and 52,408.80 is: 78,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,261.82 : 228,407.94 = 52,408.80 : x
  2. Step 2: Convert to fraction form
    152,261.82/228,407.94 = 52,408.80/x
  3. Step 3: Cross multiply
    152,261.82x = 228,407.94 × 52,408.80
  4. Step 4: Simplify right side
    152,261.82x = 11,970,586,045.87
  5. Step 5: Solve for x
    x = 11,970,586,045.87/152,261.82
  6. Step 6: Final answer
    x = 78,618.44

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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.