Home / 198,895.04-298,352.39-56,761.26

Finding the Fourth Proportional to 198,895.04, 298,352.39 and 56,761.26

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Solution

The fourth proportional to 198,895.04, 298,352.39 and 56,761.26 is: 85,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,895.04 : 298,352.39 = 56,761.26 : x
  2. Step 2: Convert to fraction form
    198,895.04/298,352.39 = 56,761.26/x
  3. Step 3: Cross multiply
    198,895.04x = 298,352.39 × 56,761.26
  4. Step 4: Simplify right side
    198,895.04x = 16,934,857,296.61
  5. Step 5: Solve for x
    x = 16,934,857,296.61/198,895.04
  6. Step 6: Final answer
    x = 85,144.70

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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.