Home / 197,970.36-296,982.22-57,727.72

Finding the Fourth Proportional to 197,970.36, 296,982.22 and 57,727.72

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Solution

The fourth proportional to 197,970.36, 296,982.22 and 57,727.72 is: 86,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,970.36 : 296,982.22 = 57,727.72 : x
  2. Step 2: Convert to fraction form
    197,970.36/296,982.22 = 57,727.72/x
  3. Step 3: Cross multiply
    197,970.36x = 296,982.22 × 57,727.72
  4. Step 4: Simplify right side
    197,970.36x = 17,144,106,441.14
  5. Step 5: Solve for x
    x = 17,144,106,441.14/197,970.36
  6. Step 6: Final answer
    x = 86,599.36

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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.