Home / 111,257.10-166,900.17-58,668.54

Finding the Fourth Proportional to 111,257.10, 166,900.17 and 58,668.54

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Solution

The fourth proportional to 111,257.10, 166,900.17 and 58,668.54 is: 88,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,257.10 : 166,900.17 = 58,668.54 : x
  2. Step 2: Convert to fraction form
    111,257.10/166,900.17 = 58,668.54/x
  3. Step 3: Cross multiply
    111,257.10x = 166,900.17 × 58,668.54
  4. Step 4: Simplify right side
    111,257.10x = 9,791,789,299.65
  5. Step 5: Solve for x
    x = 9,791,789,299.65/111,257.10
  6. Step 6: Final answer
    x = 88,010.47

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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.