Home / 199,173.24-274,855.86-108,530.37

Finding the Fourth Proportional to 199,173.24, 274,855.86 and 108,530.37

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Solution

The fourth proportional to 199,173.24, 274,855.86 and 108,530.37 is: 149,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,173.24 : 274,855.86 = 108,530.37 : x
  2. Step 2: Convert to fraction form
    199,173.24/274,855.86 = 108,530.37/x
  3. Step 3: Cross multiply
    199,173.24x = 274,855.86 × 108,530.37
  4. Step 4: Simplify right side
    199,173.24x = 29,830,208,182.47
  5. Step 5: Solve for x
    x = 29,830,208,182.47/199,173.24
  6. Step 6: Final answer
    x = 149,770.16

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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.