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Finding the Fourth Proportional to 111,520.58, 167,153.61 and 44,918.06

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Solution

The fourth proportional to 111,520.58, 167,153.61 and 44,918.06 is: 67,325.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,520.58 : 167,153.61 = 44,918.06 : x
  2. Step 2: Convert to fraction form
    111,520.58/167,153.61 = 44,918.06/x
  3. Step 3: Cross multiply
    111,520.58x = 167,153.61 × 44,918.06
  4. Step 4: Simplify right side
    111,520.58x = 7,508,215,883.20
  5. Step 5: Solve for x
    x = 7,508,215,883.20/111,520.58
  6. Step 6: Final answer
    x = 67,325.83

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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.