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Finding the Fourth Proportional to 169,997.12, 234,604.32 and 94,544

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Solution

The fourth proportional to 169,997.12, 234,604.32 and 94,544 is: 130,475.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,997.12 : 234,604.32 = 94,544 : x
  2. Step 2: Convert to fraction form
    169,997.12/234,604.32 = 94,544/x
  3. Step 3: Cross multiply
    169,997.12x = 234,604.32 × 94,544
  4. Step 4: Simplify right side
    169,997.12x = 22,180,430,830.08
  5. Step 5: Solve for x
    x = 22,180,430,830.08/169,997.12
  6. Step 6: Final answer
    x = 130,475.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.