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Finding the Fourth Proportional to 110,656.80, 166,006.80 and 44,085.60

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Solution

The fourth proportional to 110,656.80, 166,006.80 and 44,085.60 is: 66,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,656.80 : 166,006.80 = 44,085.60 : x
  2. Step 2: Convert to fraction form
    110,656.80/166,006.80 = 44,085.60/x
  3. Step 3: Cross multiply
    110,656.80x = 166,006.80 × 44,085.60
  4. Step 4: Simplify right side
    110,656.80x = 7,318,509,382.08
  5. Step 5: Solve for x
    x = 7,318,509,382.08/110,656.80
  6. Step 6: Final answer
    x = 66,137.01

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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.