Home / 111,710.45-167,564.20-27,471.34

Finding the Fourth Proportional to 111,710.45, 167,564.20 and 27,471.34

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Solution

The fourth proportional to 111,710.45, 167,564.20 and 27,471.34 is: 41,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,710.45 : 167,564.20 = 27,471.34 : x
  2. Step 2: Convert to fraction form
    111,710.45/167,564.20 = 27,471.34/x
  3. Step 3: Cross multiply
    111,710.45x = 167,564.20 × 27,471.34
  4. Step 4: Simplify right side
    111,710.45x = 4,603,213,110.03
  5. Step 5: Solve for x
    x = 4,603,213,110.03/111,710.45
  6. Step 6: Final answer
    x = 41,206.65

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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.