Home / 130,198.10-195,297.14-123,549.62

Finding the Fourth Proportional to 130,198.10, 195,297.14 and 123,549.62

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Solution

The fourth proportional to 130,198.10, 195,297.14 and 123,549.62 is: 185,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,198.10 : 195,297.14 = 123,549.62 : x
  2. Step 2: Convert to fraction form
    130,198.10/195,297.14 = 123,549.62/x
  3. Step 3: Cross multiply
    130,198.10x = 195,297.14 × 123,549.62
  4. Step 4: Simplify right side
    130,198.10x = 24,128,886,766.48
  5. Step 5: Solve for x
    x = 24,128,886,766.48/130,198.10
  6. Step 6: Final answer
    x = 185,324.42

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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.