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Finding the Fourth Proportional to 167,069.82, 250,615.68 and 48,731.25

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Solution

The fourth proportional to 167,069.82, 250,615.68 and 48,731.25 is: 73,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,069.82 : 250,615.68 = 48,731.25 : x
  2. Step 2: Convert to fraction form
    167,069.82/250,615.68 = 48,731.25/x
  3. Step 3: Cross multiply
    167,069.82x = 250,615.68 × 48,731.25
  4. Step 4: Simplify right side
    167,069.82x = 12,212,815,356
  5. Step 5: Solve for x
    x = 12,212,815,356/167,069.82
  6. Step 6: Final answer
    x = 73,100.07

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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.