Home / 198,173.16-297,356.94-93,000.68

Finding the Fourth Proportional to 198,173.16, 297,356.94 and 93,000.68

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Solution

The fourth proportional to 198,173.16, 297,356.94 and 93,000.68 is: 139,546.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,173.16 : 297,356.94 = 93,000.68 : x
  2. Step 2: Convert to fraction form
    198,173.16/297,356.94 = 93,000.68/x
  3. Step 3: Cross multiply
    198,173.16x = 297,356.94 × 93,000.68
  4. Step 4: Simplify right side
    198,173.16x = 27,654,397,622.72
  5. Step 5: Solve for x
    x = 27,654,397,622.72/198,173.16
  6. Step 6: Final answer
    x = 139,546.63

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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.