Home / 52,723.88-72,758.96-28,850.55

Finding the Fourth Proportional to 52,723.88, 72,758.96 and 28,850.55

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Solution

The fourth proportional to 52,723.88, 72,758.96 and 28,850.55 is: 39,813.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,723.88 : 72,758.96 = 28,850.55 : x
  2. Step 2: Convert to fraction form
    52,723.88/72,758.96 = 28,850.55/x
  3. Step 3: Cross multiply
    52,723.88x = 72,758.96 × 28,850.55
  4. Step 4: Simplify right side
    52,723.88x = 2,099,136,227.14
  5. Step 5: Solve for x
    x = 2,099,136,227.14/52,723.88
  6. Step 6: Final answer
    x = 39,813.77

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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.