Home / 52,743.08-79,114.94-21,578.33

Finding the Fourth Proportional to 52,743.08, 79,114.94 and 21,578.33

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Solution

The fourth proportional to 52,743.08, 79,114.94 and 21,578.33 is: 32,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.08 : 79,114.94 = 21,578.33 : x
  2. Step 2: Convert to fraction form
    52,743.08/79,114.94 = 21,578.33/x
  3. Step 3: Cross multiply
    52,743.08x = 79,114.94 × 21,578.33
  4. Step 4: Simplify right side
    52,743.08x = 1,707,167,941.62
  5. Step 5: Solve for x
    x = 1,707,167,941.62/52,743.08
  6. Step 6: Final answer
    x = 32,367.62

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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.