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Finding the Fourth Proportional to 173,029.10, 259,543.65 and 54,736.70

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Solution

The fourth proportional to 173,029.10, 259,543.65 and 54,736.70 is: 82,105.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,029.10 : 259,543.65 = 54,736.70 : x
  2. Step 2: Convert to fraction form
    173,029.10/259,543.65 = 54,736.70/x
  3. Step 3: Cross multiply
    173,029.10x = 259,543.65 × 54,736.70
  4. Step 4: Simplify right side
    173,029.10x = 14,206,562,906.96
  5. Step 5: Solve for x
    x = 14,206,562,906.96/173,029.10
  6. Step 6: Final answer
    x = 82,105.05

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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.