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Finding the Fourth Proportional to 111,086.61, 166,598.07 and 36,213.29

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Solution

The fourth proportional to 111,086.61, 166,598.07 and 36,213.29 is: 54,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,086.61 : 166,598.07 = 36,213.29 : x
  2. Step 2: Convert to fraction form
    111,086.61/166,598.07 = 36,213.29/x
  3. Step 3: Cross multiply
    111,086.61x = 166,598.07 × 36,213.29
  4. Step 4: Simplify right side
    111,086.61x = 6,033,064,222.35
  5. Step 5: Solve for x
    x = 6,033,064,222.35/111,086.61
  6. Step 6: Final answer
    x = 54,309.55

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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.