Home / 198,389.34-297,586.44-58,150.80

Finding the Fourth Proportional to 198,389.34, 297,586.44 and 58,150.80

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Solution

The fourth proportional to 198,389.34, 297,586.44 and 58,150.80 is: 87,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,389.34 : 297,586.44 = 58,150.80 : x
  2. Step 2: Convert to fraction form
    198,389.34/297,586.44 = 58,150.80/x
  3. Step 3: Cross multiply
    198,389.34x = 297,586.44 × 58,150.80
  4. Step 4: Simplify right side
    198,389.34x = 17,304,889,555.15
  5. Step 5: Solve for x
    x = 17,304,889,555.15/198,389.34
  6. Step 6: Final answer
    x = 87,226.91

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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.