Home / 53,884.26-80,863.38-18,823.95

Finding the Fourth Proportional to 53,884.26, 80,863.38 and 18,823.95

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Solution

The fourth proportional to 53,884.26, 80,863.38 and 18,823.95 is: 28,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,884.26 : 80,863.38 = 18,823.95 : x
  2. Step 2: Convert to fraction form
    53,884.26/80,863.38 = 18,823.95/x
  3. Step 3: Cross multiply
    53,884.26x = 80,863.38 × 18,823.95
  4. Step 4: Simplify right side
    53,884.26x = 1,522,168,221.95
  5. Step 5: Solve for x
    x = 1,522,168,221.95/53,884.26
  6. Step 6: Final answer
    x = 28,248.85

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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.