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Finding the Fourth Proportional to 159,877.88, 239,840.50 and 53,227

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Solution

The fourth proportional to 159,877.88, 239,840.50 and 53,227 is: 79,848.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,877.88 : 239,840.50 = 53,227 : x
  2. Step 2: Convert to fraction form
    159,877.88/239,840.50 = 53,227/x
  3. Step 3: Cross multiply
    159,877.88x = 239,840.50 × 53,227
  4. Step 4: Simplify right side
    159,877.88x = 12,765,990,293.50
  5. Step 5: Solve for x
    x = 12,765,990,293.50/159,877.88
  6. Step 6: Final answer
    x = 79,848.38

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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.