Home / 111,563.07-167,323.11-31,600.44

Finding the Fourth Proportional to 111,563.07, 167,323.11 and 31,600.44

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Solution

The fourth proportional to 111,563.07, 167,323.11 and 31,600.44 is: 47,394.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,563.07 : 167,323.11 = 31,600.44 : x
  2. Step 2: Convert to fraction form
    111,563.07/167,323.11 = 31,600.44/x
  3. Step 3: Cross multiply
    111,563.07x = 167,323.11 × 31,600.44
  4. Step 4: Simplify right side
    111,563.07x = 5,287,483,898.17
  5. Step 5: Solve for x
    x = 5,287,483,898.17/111,563.07
  6. Step 6: Final answer
    x = 47,394.57

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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.