Home / 52,744.23-79,116.62-21,579.48

Finding the Fourth Proportional to 52,744.23, 79,116.62 and 21,579.48

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Solution

The fourth proportional to 52,744.23, 79,116.62 and 21,579.48 is: 32,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,744.23 : 79,116.62 = 21,579.48 : x
  2. Step 2: Convert to fraction form
    52,744.23/79,116.62 = 21,579.48/x
  3. Step 3: Cross multiply
    52,744.23x = 79,116.62 × 21,579.48
  4. Step 4: Simplify right side
    52,744.23x = 1,707,295,411.06
  5. Step 5: Solve for x
    x = 1,707,295,411.06/52,744.23
  6. Step 6: Final answer
    x = 32,369.33

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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.