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Finding the Fourth Proportional to 111,934.60, 167,901.90 and 110,768.20

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Solution

The fourth proportional to 111,934.60, 167,901.90 and 110,768.20 is: 166,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,934.60 : 167,901.90 = 110,768.20 : x
  2. Step 2: Convert to fraction form
    111,934.60/167,901.90 = 110,768.20/x
  3. Step 3: Cross multiply
    111,934.60x = 167,901.90 × 110,768.20
  4. Step 4: Simplify right side
    111,934.60x = 18,598,191,239.58
  5. Step 5: Solve for x
    x = 18,598,191,239.58/111,934.60
  6. Step 6: Final answer
    x = 166,152.30

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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.