Home / 52,043.08-78,072.72-16,974.56

Finding the Fourth Proportional to 52,043.08, 78,072.72 and 16,974.56

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Solution

The fourth proportional to 52,043.08, 78,072.72 and 16,974.56 is: 25,464.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,043.08 : 78,072.72 = 16,974.56 : x
  2. Step 2: Convert to fraction form
    52,043.08/78,072.72 = 16,974.56/x
  3. Step 3: Cross multiply
    52,043.08x = 78,072.72 × 16,974.56
  4. Step 4: Simplify right side
    52,043.08x = 1,325,250,070.00
  5. Step 5: Solve for x
    x = 1,325,250,070.00/52,043.08
  6. Step 6: Final answer
    x = 25,464.48

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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.