Home / 197,949.40-296,924.10-57,722.20

Finding the Fourth Proportional to 197,949.40, 296,924.10 and 57,722.20

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Solution

The fourth proportional to 197,949.40, 296,924.10 and 57,722.20 is: 86,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,949.40 : 296,924.10 = 57,722.20 : x
  2. Step 2: Convert to fraction form
    197,949.40/296,924.10 = 57,722.20/x
  3. Step 3: Cross multiply
    197,949.40x = 296,924.10 × 57,722.20
  4. Step 4: Simplify right side
    197,949.40x = 17,139,112,285.02
  5. Step 5: Solve for x
    x = 17,139,112,285.02/197,949.40
  6. Step 6: Final answer
    x = 86,583.30

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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.