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Finding the Fourth Proportional to 73,268.80, 109,902 and 23,348.23

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Solution

The fourth proportional to 73,268.80, 109,902 and 23,348.23 is: 35,021.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,268.80 : 109,902 = 23,348.23 : x
  2. Step 2: Convert to fraction form
    73,268.80/109,902 = 23,348.23/x
  3. Step 3: Cross multiply
    73,268.80x = 109,902 × 23,348.23
  4. Step 4: Simplify right side
    73,268.80x = 2,566,017,173.46
  5. Step 5: Solve for x
    x = 2,566,017,173.46/73,268.80
  6. Step 6: Final answer
    x = 35,021.96

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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.