Home / 198,543.44-297,852.07-65,433.05

Finding the Fourth Proportional to 198,543.44, 297,852.07 and 65,433.05

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Solution

The fourth proportional to 198,543.44, 297,852.07 and 65,433.05 is: 98,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,543.44 : 297,852.07 = 65,433.05 : x
  2. Step 2: Convert to fraction form
    198,543.44/297,852.07 = 65,433.05/x
  3. Step 3: Cross multiply
    198,543.44x = 297,852.07 × 65,433.05
  4. Step 4: Simplify right side
    198,543.44x = 19,489,369,388.91
  5. Step 5: Solve for x
    x = 19,489,369,388.91/198,543.44
  6. Step 6: Final answer
    x = 98,161.74

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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.