Home / 56,151.09-84,198.49-18,697.97

Finding the Fourth Proportional to 56,151.09, 84,198.49 and 18,697.97

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Solution

The fourth proportional to 56,151.09, 84,198.49 and 18,697.97 is: 28,037.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,151.09 : 84,198.49 = 18,697.97 : x
  2. Step 2: Convert to fraction form
    56,151.09/84,198.49 = 18,697.97/x
  3. Step 3: Cross multiply
    56,151.09x = 84,198.49 × 18,697.97
  4. Step 4: Simplify right side
    56,151.09x = 1,574,341,003.82
  5. Step 5: Solve for x
    x = 1,574,341,003.82/56,151.09
  6. Step 6: Final answer
    x = 28,037.59

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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.