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Finding the Fourth Proportional to 166,774.35, 250,201.35 and 54,454.77

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Solution

The fourth proportional to 166,774.35, 250,201.35 and 54,454.77 is: 81,695.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,774.35 : 250,201.35 = 54,454.77 : x
  2. Step 2: Convert to fraction form
    166,774.35/250,201.35 = 54,454.77/x
  3. Step 3: Cross multiply
    166,774.35x = 250,201.35 × 54,454.77
  4. Step 4: Simplify right side
    166,774.35x = 13,624,656,967.94
  5. Step 5: Solve for x
    x = 13,624,656,967.94/166,774.35
  6. Step 6: Final answer
    x = 81,695.16

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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.