Home / 52,815.98-79,170.66-33,108.38

Finding the Fourth Proportional to 52,815.98, 79,170.66 and 33,108.38

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Solution

The fourth proportional to 52,815.98, 79,170.66 and 33,108.38 is: 49,629.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,815.98 : 79,170.66 = 33,108.38 : x
  2. Step 2: Convert to fraction form
    52,815.98/79,170.66 = 33,108.38/x
  3. Step 3: Cross multiply
    52,815.98x = 79,170.66 × 33,108.38
  4. Step 4: Simplify right side
    52,815.98x = 2,621,212,296.13
  5. Step 5: Solve for x
    x = 2,621,212,296.13/52,815.98
  6. Step 6: Final answer
    x = 49,629.15

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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.