Home / 193,289.22-266,752.44-108,411.75

Finding the Fourth Proportional to 193,289.22, 266,752.44 and 108,411.75

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Solution

The fourth proportional to 193,289.22, 266,752.44 and 108,411.75 is: 149,615.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,289.22 : 266,752.44 = 108,411.75 : x
  2. Step 2: Convert to fraction form
    193,289.22/266,752.44 = 108,411.75/x
  3. Step 3: Cross multiply
    193,289.22x = 266,752.44 × 108,411.75
  4. Step 4: Simplify right side
    193,289.22x = 28,919,098,837.17
  5. Step 5: Solve for x
    x = 28,919,098,837.17/193,289.22
  6. Step 6: Final answer
    x = 149,615.68

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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.