Home / 111,979.36-167,977.86-37,096.48

Finding the Fourth Proportional to 111,979.36, 167,977.86 and 37,096.48

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Solution

The fourth proportional to 111,979.36, 167,977.86 and 37,096.48 is: 55,647.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,979.36 : 167,977.86 = 37,096.48 : x
  2. Step 2: Convert to fraction form
    111,979.36/167,977.86 = 37,096.48/x
  3. Step 3: Cross multiply
    111,979.36x = 167,977.86 × 37,096.48
  4. Step 4: Simplify right side
    111,979.36x = 6,231,387,323.93
  5. Step 5: Solve for x
    x = 6,231,387,323.93/111,979.36
  6. Step 6: Final answer
    x = 55,647.64

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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.