Home / 253,944.98-380,913.24-61,821.44

Finding the Fourth Proportional to 253,944.98, 380,913.24 and 61,821.44

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Solution

The fourth proportional to 253,944.98, 380,913.24 and 61,821.44 is: 92,731.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,944.98 : 380,913.24 = 61,821.44 : x
  2. Step 2: Convert to fraction form
    253,944.98/380,913.24 = 61,821.44/x
  3. Step 3: Cross multiply
    253,944.98x = 380,913.24 × 61,821.44
  4. Step 4: Simplify right side
    253,944.98x = 23,548,605,011.87
  5. Step 5: Solve for x
    x = 23,548,605,011.87/253,944.98
  6. Step 6: Final answer
    x = 92,731.13

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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.