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Finding the Fourth Proportional to 173,200.60, 259,808.10 and 54,869.32

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Solution

The fourth proportional to 173,200.60, 259,808.10 and 54,869.32 is: 82,306.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,200.60 : 259,808.10 = 54,869.32 : x
  2. Step 2: Convert to fraction form
    173,200.60/259,808.10 = 54,869.32/x
  3. Step 3: Cross multiply
    173,200.60x = 259,808.10 × 54,869.32
  4. Step 4: Simplify right side
    173,200.60x = 14,255,493,777.49
  5. Step 5: Solve for x
    x = 14,255,493,777.49/173,200.60
  6. Step 6: Final answer
    x = 82,306.26

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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.