Home / 193,161.52-266,562.06-108,278.59

Finding the Fourth Proportional to 193,161.52, 266,562.06 and 108,278.59

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Solution

The fourth proportional to 193,161.52, 266,562.06 and 108,278.59 is: 149,423.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,161.52 : 266,562.06 = 108,278.59 : x
  2. Step 2: Convert to fraction form
    193,161.52/266,562.06 = 108,278.59/x
  3. Step 3: Cross multiply
    193,161.52x = 266,562.06 × 108,278.59
  4. Step 4: Simplify right side
    193,161.52x = 28,862,964,004.30
  5. Step 5: Solve for x
    x = 28,862,964,004.30/193,161.52
  6. Step 6: Final answer
    x = 149,423.98

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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.