Home / 132,167.03-198,271.26-43,400.34

Finding the Fourth Proportional to 132,167.03, 198,271.26 and 43,400.34

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Solution

The fourth proportional to 132,167.03, 198,271.26 and 43,400.34 is: 65,107.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,167.03 : 198,271.26 = 43,400.34 : x
  2. Step 2: Convert to fraction form
    132,167.03/198,271.26 = 43,400.34/x
  3. Step 3: Cross multiply
    132,167.03x = 198,271.26 × 43,400.34
  4. Step 4: Simplify right side
    132,167.03x = 8,605,040,096.23
  5. Step 5: Solve for x
    x = 8,605,040,096.23/132,167.03
  6. Step 6: Final answer
    x = 65,107.31

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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.