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Finding the Fourth Proportional to 149,850, 224,775 and 39,042

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Solution

The fourth proportional to 149,850, 224,775 and 39,042 is: 58,563

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,850 : 224,775 = 39,042 : x
  2. Step 2: Convert to fraction form
    149,850/224,775 = 39,042/x
  3. Step 3: Cross multiply
    149,850x = 224,775 × 39,042
  4. Step 4: Simplify right side
    149,850x = 8,775,665,550
  5. Step 5: Solve for x
    x = 8,775,665,550/149,850
  6. Step 6: Final answer
    x = 58,563

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.