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Finding the Fourth Proportional to 111,928.60, 167,892.90 and 37,060.30

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Solution

The fourth proportional to 111,928.60, 167,892.90 and 37,060.30 is: 55,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,928.60 : 167,892.90 = 37,060.30 : x
  2. Step 2: Convert to fraction form
    111,928.60/167,892.90 = 37,060.30/x
  3. Step 3: Cross multiply
    111,928.60x = 167,892.90 × 37,060.30
  4. Step 4: Simplify right side
    111,928.60x = 6,222,161,241.87
  5. Step 5: Solve for x
    x = 6,222,161,241.87/111,928.60
  6. Step 6: Final answer
    x = 55,590.45

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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.