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Finding the Fourth Proportional to 59,299.44, 81,397.44 and 52,434.72

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Solution

The fourth proportional to 59,299.44, 81,397.44 and 52,434.72 is: 71,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,299.44 : 81,397.44 = 52,434.72 : x
  2. Step 2: Convert to fraction form
    59,299.44/81,397.44 = 52,434.72/x
  3. Step 3: Cross multiply
    59,299.44x = 81,397.44 × 52,434.72
  4. Step 4: Simplify right side
    59,299.44x = 4,268,051,975.12
  5. Step 5: Solve for x
    x = 4,268,051,975.12/59,299.44
  6. Step 6: Final answer
    x = 71,974.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.