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Finding the Fourth Proportional to 111,294.35, 166,940.03 and 27,054.28

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Solution

The fourth proportional to 111,294.35, 166,940.03 and 27,054.28 is: 40,581.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,294.35 : 166,940.03 = 27,054.28 : x
  2. Step 2: Convert to fraction form
    111,294.35/166,940.03 = 27,054.28/x
  3. Step 3: Cross multiply
    111,294.35x = 166,940.03 × 27,054.28
  4. Step 4: Simplify right side
    111,294.35x = 4,516,442,314.83
  5. Step 5: Solve for x
    x = 4,516,442,314.83/111,294.35
  6. Step 6: Final answer
    x = 40,581.06

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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.