Home / 52,723.29-72,759.32-28,849.95

Finding the Fourth Proportional to 52,723.29, 72,759.32 and 28,849.95

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Solution

The fourth proportional to 52,723.29, 72,759.32 and 28,849.95 is: 39,813.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,723.29 : 72,759.32 = 28,849.95 : x
  2. Step 2: Convert to fraction form
    52,723.29/72,759.32 = 28,849.95/x
  3. Step 3: Cross multiply
    52,723.29x = 72,759.32 × 28,849.95
  4. Step 4: Simplify right side
    52,723.29x = 2,099,102,599.78
  5. Step 5: Solve for x
    x = 2,099,102,599.78/52,723.29
  6. Step 6: Final answer
    x = 39,813.57

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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.