Home / 193,060.56-266,421-108,179.28

Finding the Fourth Proportional to 193,060.56, 266,421 and 108,179.28

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Solution

The fourth proportional to 193,060.56, 266,421 and 108,179.28 is: 149,285.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,060.56 : 266,421 = 108,179.28 : x
  2. Step 2: Convert to fraction form
    193,060.56/266,421 = 108,179.28/x
  3. Step 3: Cross multiply
    193,060.56x = 266,421 × 108,179.28
  4. Step 4: Simplify right side
    193,060.56x = 28,821,231,956.88
  5. Step 5: Solve for x
    x = 28,821,231,956.88/193,060.56
  6. Step 6: Final answer
    x = 149,285.96

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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.