Home / 53,568.52-80,372.06-18,511.72

Finding the Fourth Proportional to 53,568.52, 80,372.06 and 18,511.72

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Solution

The fourth proportional to 53,568.52, 80,372.06 and 18,511.72 is: 27,774.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,568.52 : 80,372.06 = 18,511.72 : x
  2. Step 2: Convert to fraction form
    53,568.52/80,372.06 = 18,511.72/x
  3. Step 3: Cross multiply
    53,568.52x = 80,372.06 × 18,511.72
  4. Step 4: Simplify right side
    53,568.52x = 1,487,825,070.54
  5. Step 5: Solve for x
    x = 1,487,825,070.54/53,568.52
  6. Step 6: Final answer
    x = 27,774.24

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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.