Home / 131,834.61-197,711.49-47,584.48

Finding the Fourth Proportional to 131,834.61, 197,711.49 and 47,584.48

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Solution

The fourth proportional to 131,834.61, 197,711.49 and 47,584.48 is: 71,362.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,834.61 : 197,711.49 = 47,584.48 : x
  2. Step 2: Convert to fraction form
    131,834.61/197,711.49 = 47,584.48/x
  3. Step 3: Cross multiply
    131,834.61x = 197,711.49 × 47,584.48
  4. Step 4: Simplify right side
    131,834.61x = 9,407,998,441.68
  5. Step 5: Solve for x
    x = 9,407,998,441.68/131,834.61
  6. Step 6: Final answer
    x = 71,362.13

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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.