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Finding the Fourth Proportional to 173,003.10, 259,699.05 and 133,734.30

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Solution

The fourth proportional to 173,003.10, 259,699.05 and 133,734.30 is: 200,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,003.10 : 259,699.05 = 133,734.30 : x
  2. Step 2: Convert to fraction form
    173,003.10/259,699.05 = 133,734.30/x
  3. Step 3: Cross multiply
    173,003.10x = 259,699.05 × 133,734.30
  4. Step 4: Simplify right side
    173,003.10x = 34,730,670,662.42
  5. Step 5: Solve for x
    x = 34,730,670,662.42/173,003.10
  6. Step 6: Final answer
    x = 200,751.72

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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.