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Finding the Fourth Proportional to 173,130.98, 259,705.92 and 54,793.49

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Solution

The fourth proportional to 173,130.98, 259,705.92 and 54,793.49 is: 82,193.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,130.98 : 259,705.92 = 54,793.49 : x
  2. Step 2: Convert to fraction form
    173,130.98/259,705.92 = 54,793.49/x
  3. Step 3: Cross multiply
    173,130.98x = 259,705.92 × 54,793.49
  4. Step 4: Simplify right side
    173,130.98x = 14,230,193,730.46
  5. Step 5: Solve for x
    x = 14,230,193,730.46/173,130.98
  6. Step 6: Final answer
    x = 82,193.23

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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.