Home / 197,811.30-296,716.95-64,659.45

Finding the Fourth Proportional to 197,811.30, 296,716.95 and 64,659.45

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Solution

The fourth proportional to 197,811.30, 296,716.95 and 64,659.45 is: 96,989.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,811.30 : 296,716.95 = 64,659.45 : x
  2. Step 2: Convert to fraction form
    197,811.30/296,716.95 = 64,659.45/x
  3. Step 3: Cross multiply
    197,811.30x = 296,716.95 × 64,659.45
  4. Step 4: Simplify right side
    197,811.30x = 19,185,554,792.68
  5. Step 5: Solve for x
    x = 19,185,554,792.68/197,811.30
  6. Step 6: Final answer
    x = 96,989.18

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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.