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Finding the Fourth Proportional to 111,087.61, 166,599.57 and 36,214.29

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Solution

The fourth proportional to 111,087.61, 166,599.57 and 36,214.29 is: 54,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,087.61 : 166,599.57 = 36,214.29 : x
  2. Step 2: Convert to fraction form
    111,087.61/166,599.57 = 36,214.29/x
  3. Step 3: Cross multiply
    111,087.61x = 166,599.57 × 36,214.29
  4. Step 4: Simplify right side
    111,087.61x = 6,033,285,141.86
  5. Step 5: Solve for x
    x = 6,033,285,141.86/111,087.61
  6. Step 6: Final answer
    x = 54,311.05

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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.