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Finding the Fourth Proportional to 173,079.80, 259,735.80 and 60,759.80

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Solution

The fourth proportional to 173,079.80, 259,735.80 and 60,759.80 is: 91,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,079.80 : 259,735.80 = 60,759.80 : x
  2. Step 2: Convert to fraction form
    173,079.80/259,735.80 = 60,759.80/x
  3. Step 3: Cross multiply
    173,079.80x = 259,735.80 × 60,759.80
  4. Step 4: Simplify right side
    173,079.80x = 15,781,495,260.84
  5. Step 5: Solve for x
    x = 15,781,495,260.84/173,079.80
  6. Step 6: Final answer
    x = 91,180.46

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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.