Home / 198,389.60-297,586.82-58,151.06

Finding the Fourth Proportional to 198,389.60, 297,586.82 and 58,151.06

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Solution

The fourth proportional to 198,389.60, 297,586.82 and 58,151.06 is: 87,227.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,389.60 : 297,586.82 = 58,151.06 : x
  2. Step 2: Convert to fraction form
    198,389.60/297,586.82 = 58,151.06/x
  3. Step 3: Cross multiply
    198,389.60x = 297,586.82 × 58,151.06
  4. Step 4: Simplify right side
    198,389.60x = 17,304,989,025.03
  5. Step 5: Solve for x
    x = 17,304,989,025.03/198,389.60
  6. Step 6: Final answer
    x = 87,227.30

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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.