Home / 197,628.08-296,450.32-57,386.70

Finding the Fourth Proportional to 197,628.08, 296,450.32 and 57,386.70

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Solution

The fourth proportional to 197,628.08, 296,450.32 and 57,386.70 is: 86,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,628.08 : 296,450.32 = 57,386.70 : x
  2. Step 2: Convert to fraction form
    197,628.08/296,450.32 = 57,386.70/x
  3. Step 3: Cross multiply
    197,628.08x = 296,450.32 × 57,386.70
  4. Step 4: Simplify right side
    197,628.08x = 17,012,306,690.43
  5. Step 5: Solve for x
    x = 17,012,306,690.43/197,628.08
  6. Step 6: Final answer
    x = 86,082.44

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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.