Home / 193,483.22-266,992.20-108,583.88

Finding the Fourth Proportional to 193,483.22, 266,992.20 and 108,583.88

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Solution

The fourth proportional to 193,483.22, 266,992.20 and 108,583.88 is: 149,837.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,483.22 : 266,992.20 = 108,583.88 : x
  2. Step 2: Convert to fraction form
    193,483.22/266,992.20 = 108,583.88/x
  3. Step 3: Cross multiply
    193,483.22x = 266,992.20 × 108,583.88
  4. Step 4: Simplify right side
    193,483.22x = 28,991,047,670.78
  5. Step 5: Solve for x
    x = 28,991,047,670.78/193,483.22
  6. Step 6: Final answer
    x = 149,837.53

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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.