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Finding the Fourth Proportional to 115,662.84, 173,494.26 and 36,777.06

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Solution

The fourth proportional to 115,662.84, 173,494.26 and 36,777.06 is: 55,165.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,662.84 : 173,494.26 = 36,777.06 : x
  2. Step 2: Convert to fraction form
    115,662.84/173,494.26 = 36,777.06/x
  3. Step 3: Cross multiply
    115,662.84x = 173,494.26 × 36,777.06
  4. Step 4: Simplify right side
    115,662.84x = 6,380,608,809.68
  5. Step 5: Solve for x
    x = 6,380,608,809.68/115,662.84
  6. Step 6: Final answer
    x = 55,165.59

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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.