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Finding the Fourth Proportional to 167,307.60, 250,908.12 and 54,961.74

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Solution

The fourth proportional to 167,307.60, 250,908.12 and 54,961.74 is: 82,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,307.60 : 250,908.12 = 54,961.74 : x
  2. Step 2: Convert to fraction form
    167,307.60/250,908.12 = 54,961.74/x
  3. Step 3: Cross multiply
    167,307.60x = 250,908.12 × 54,961.74
  4. Step 4: Simplify right side
    167,307.60x = 13,790,346,855.33
  5. Step 5: Solve for x
    x = 13,790,346,855.33/167,307.60
  6. Step 6: Final answer
    x = 82,425.11

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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.