Home / 131,916.34-197,902.23-43,162.93

Finding the Fourth Proportional to 131,916.34, 197,902.23 and 43,162.93

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Solution

The fourth proportional to 131,916.34, 197,902.23 and 43,162.93 is: 64,753.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,916.34 : 197,902.23 = 43,162.93 : x
  2. Step 2: Convert to fraction form
    131,916.34/197,902.23 = 43,162.93/x
  3. Step 3: Cross multiply
    131,916.34x = 197,902.23 × 43,162.93
  4. Step 4: Simplify right side
    131,916.34x = 8,542,040,100.33
  5. Step 5: Solve for x
    x = 8,542,040,100.33/131,916.34
  6. Step 6: Final answer
    x = 64,753.46

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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.