Home / 197,515.75-296,276.14-69,426.86

Finding the Fourth Proportional to 197,515.75, 296,276.14 and 69,426.86

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Solution

The fourth proportional to 197,515.75, 296,276.14 and 69,426.86 is: 104,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,515.75 : 296,276.14 = 69,426.86 : x
  2. Step 2: Convert to fraction form
    197,515.75/296,276.14 = 69,426.86/x
  3. Step 3: Cross multiply
    197,515.75x = 296,276.14 × 69,426.86
  4. Step 4: Simplify right side
    197,515.75x = 20,569,522,660.24
  5. Step 5: Solve for x
    x = 20,569,522,660.24/197,515.75
  6. Step 6: Final answer
    x = 104,141.18

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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.