Home / 264,780.98-365,387.04-143,919.50

Finding the Fourth Proportional to 264,780.98, 365,387.04 and 143,919.50

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Solution

The fourth proportional to 264,780.98, 365,387.04 and 143,919.50 is: 198,603.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,780.98 : 365,387.04 = 143,919.50 : x
  2. Step 2: Convert to fraction form
    264,780.98/365,387.04 = 143,919.50/x
  3. Step 3: Cross multiply
    264,780.98x = 365,387.04 × 143,919.50
  4. Step 4: Simplify right side
    264,780.98x = 52,586,320,103.28
  5. Step 5: Solve for x
    x = 52,586,320,103.28/264,780.98
  6. Step 6: Final answer
    x = 198,603.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.