Home / 178,020.04-266,845.52-111,306.97

Finding the Fourth Proportional to 178,020.04, 266,845.52 and 111,306.97

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Solution

The fourth proportional to 178,020.04, 266,845.52 and 111,306.97 is: 166,845.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,020.04 : 266,845.52 = 111,306.97 : x
  2. Step 2: Convert to fraction form
    178,020.04/266,845.52 = 111,306.97/x
  3. Step 3: Cross multiply
    178,020.04x = 266,845.52 × 111,306.97
  4. Step 4: Simplify right side
    178,020.04x = 29,701,764,398.51
  5. Step 5: Solve for x
    x = 29,701,764,398.51/178,020.04
  6. Step 6: Final answer
    x = 166,845.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.