Home / 193,311.65-266,771.52-107,270.96

Finding the Fourth Proportional to 193,311.65, 266,771.52 and 107,270.96

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Solution

The fourth proportional to 193,311.65, 266,771.52 and 107,270.96 is: 148,034.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,311.65 : 266,771.52 = 107,270.96 : x
  2. Step 2: Convert to fraction form
    193,311.65/266,771.52 = 107,270.96/x
  3. Step 3: Cross multiply
    193,311.65x = 266,771.52 × 107,270.96
  4. Step 4: Simplify right side
    193,311.65x = 28,616,835,717.20
  5. Step 5: Solve for x
    x = 28,616,835,717.20/193,311.65
  6. Step 6: Final answer
    x = 148,034.72

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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.