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Finding the Fourth Proportional to 80,904.44, 111,651.60 and 45,094.44

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Solution

The fourth proportional to 80,904.44, 111,651.60 and 45,094.44 is: 62,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,904.44 : 111,651.60 = 45,094.44 : x
  2. Step 2: Convert to fraction form
    80,904.44/111,651.60 = 45,094.44/x
  3. Step 3: Cross multiply
    80,904.44x = 111,651.60 × 45,094.44
  4. Step 4: Simplify right side
    80,904.44x = 5,034,866,377.10
  5. Step 5: Solve for x
    x = 5,034,866,377.10/80,904.44
  6. Step 6: Final answer
    x = 62,232.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.