Home / 111,568.67-167,358.38-36,687.15

Finding the Fourth Proportional to 111,568.67, 167,358.38 and 36,687.15

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Solution

The fourth proportional to 111,568.67, 167,358.38 and 36,687.15 is: 55,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,568.67 : 167,358.38 = 36,687.15 : x
  2. Step 2: Convert to fraction form
    111,568.67/167,358.38 = 36,687.15/x
  3. Step 3: Cross multiply
    111,568.67x = 167,358.38 × 36,687.15
  4. Step 4: Simplify right side
    111,568.67x = 6,139,901,807.38
  5. Step 5: Solve for x
    x = 6,139,901,807.38/111,568.67
  6. Step 6: Final answer
    x = 55,032.49

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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.