Home / 52,377.78-78,578.97-17,317.44

Finding the Fourth Proportional to 52,377.78, 78,578.97 and 17,317.44

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Solution

The fourth proportional to 52,377.78, 78,578.97 and 17,317.44 is: 25,980.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,377.78 : 78,578.97 = 17,317.44 : x
  2. Step 2: Convert to fraction form
    52,377.78/78,578.97 = 17,317.44/x
  3. Step 3: Cross multiply
    52,377.78x = 78,578.97 × 17,317.44
  4. Step 4: Simplify right side
    52,377.78x = 1,360,786,598.24
  5. Step 5: Solve for x
    x = 1,360,786,598.24/52,377.78
  6. Step 6: Final answer
    x = 25,980.23

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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.