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Finding the Fourth Proportional to 152,611.73, 228,999.60 and 63,874.20

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Solution

The fourth proportional to 152,611.73, 228,999.60 and 63,874.20 is: 95,845.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,611.73 : 228,999.60 = 63,874.20 : x
  2. Step 2: Convert to fraction form
    152,611.73/228,999.60 = 63,874.20/x
  3. Step 3: Cross multiply
    152,611.73x = 228,999.60 × 63,874.20
  4. Step 4: Simplify right side
    152,611.73x = 14,627,166,250.32
  5. Step 5: Solve for x
    x = 14,627,166,250.32/152,611.73
  6. Step 6: Final answer
    x = 95,845.63

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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.