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Finding the Fourth Proportional to 167,759.50, 251,639.25 and 43,100.50

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Solution

The fourth proportional to 167,759.50, 251,639.25 and 43,100.50 is: 64,650.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,759.50 : 251,639.25 = 43,100.50 : x
  2. Step 2: Convert to fraction form
    167,759.50/251,639.25 = 43,100.50/x
  3. Step 3: Cross multiply
    167,759.50x = 251,639.25 × 43,100.50
  4. Step 4: Simplify right side
    167,759.50x = 10,845,777,494.63
  5. Step 5: Solve for x
    x = 10,845,777,494.63/167,759.50
  6. Step 6: Final answer
    x = 64,650.75

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1.5x scale

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.