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Finding the Fourth Proportional to 52,802.44, 79,327.52 and 49,813.48

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Solution

The fourth proportional to 52,802.44, 79,327.52 and 49,813.48 is: 74,837.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,802.44 : 79,327.52 = 49,813.48 : x
  2. Step 2: Convert to fraction form
    52,802.44/79,327.52 = 49,813.48/x
  3. Step 3: Cross multiply
    52,802.44x = 79,327.52 × 49,813.48
  4. Step 4: Simplify right side
    52,802.44x = 3,951,579,830.97
  5. Step 5: Solve for x
    x = 3,951,579,830.97/52,802.44
  6. Step 6: Final answer
    x = 74,837.07

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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.