Home / 111,171.25-153,416.13-60,183.96

Finding the Fourth Proportional to 111,171.25, 153,416.13 and 60,183.96

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Solution

The fourth proportional to 111,171.25, 153,416.13 and 60,183.96 is: 83,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,171.25 : 153,416.13 = 60,183.96 : x
  2. Step 2: Convert to fraction form
    111,171.25/153,416.13 = 60,183.96/x
  3. Step 3: Cross multiply
    111,171.25x = 153,416.13 × 60,183.96
  4. Step 4: Simplify right side
    111,171.25x = 9,233,190,231.27
  5. Step 5: Solve for x
    x = 9,233,190,231.27/111,171.25
  6. Step 6: Final answer
    x = 83,053.76

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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.