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Finding the Fourth Proportional to 74,523.97, 102,869.83 and 44,309.22

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Solution

The fourth proportional to 74,523.97, 102,869.83 and 44,309.22 is: 61,162.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,523.97 : 102,869.83 = 44,309.22 : x
  2. Step 2: Convert to fraction form
    74,523.97/102,869.83 = 44,309.22/x
  3. Step 3: Cross multiply
    74,523.97x = 102,869.83 × 44,309.22
  4. Step 4: Simplify right side
    74,523.97x = 4,558,082,191.19
  5. Step 5: Solve for x
    x = 4,558,082,191.19/74,523.97
  6. Step 6: Final answer
    x = 61,162.63

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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.