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Finding the Fourth Proportional to 149,858, 224,787 and 39,050

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Solution

The fourth proportional to 149,858, 224,787 and 39,050 is: 58,575

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,858 : 224,787 = 39,050 : x
  2. Step 2: Convert to fraction form
    149,858/224,787 = 39,050/x
  3. Step 3: Cross multiply
    149,858x = 224,787 × 39,050
  4. Step 4: Simplify right side
    149,858x = 8,777,932,350
  5. Step 5: Solve for x
    x = 8,777,932,350/149,858
  6. Step 6: Final answer
    x = 58,575

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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.