Home / 111,063.77-166,494.85-57,693.36

Finding the Fourth Proportional to 111,063.77, 166,494.85 and 57,693.36

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Solution

The fourth proportional to 111,063.77, 166,494.85 and 57,693.36 is: 86,487.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,063.77 : 166,494.85 = 57,693.36 : x
  2. Step 2: Convert to fraction form
    111,063.77/166,494.85 = 57,693.36/x
  3. Step 3: Cross multiply
    111,063.77x = 166,494.85 × 57,693.36
  4. Step 4: Simplify right side
    111,063.77x = 9,605,647,174.96
  5. Step 5: Solve for x
    x = 9,605,647,174.96/111,063.77
  6. Step 6: Final answer
    x = 86,487.68

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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.