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Finding the Fourth Proportional to 173,108.80, 259,506.46 and 67,899.52

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Solution

The fourth proportional to 173,108.80, 259,506.46 and 67,899.52 is: 101,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,108.80 : 259,506.46 = 67,899.52 : x
  2. Step 2: Convert to fraction form
    173,108.80/259,506.46 = 67,899.52/x
  3. Step 3: Cross multiply
    173,108.80x = 259,506.46 × 67,899.52
  4. Step 4: Simplify right side
    173,108.80x = 17,620,364,070.90
  5. Step 5: Solve for x
    x = 17,620,364,070.90/173,108.80
  6. Step 6: Final answer
    x = 101,787.80

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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.