Home / 198,996.03-298,508.75-56,853.35

Finding the Fourth Proportional to 198,996.03, 298,508.75 and 56,853.35

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Solution

The fourth proportional to 198,996.03, 298,508.75 and 56,853.35 is: 85,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,996.03 : 298,508.75 = 56,853.35 : x
  2. Step 2: Convert to fraction form
    198,996.03/298,508.75 = 56,853.35/x
  3. Step 3: Cross multiply
    198,996.03x = 298,508.75 × 56,853.35
  4. Step 4: Simplify right side
    198,996.03x = 16,971,220,665.00
  5. Step 5: Solve for x
    x = 16,971,220,665.00/198,996.03
  6. Step 6: Final answer
    x = 85,284.22

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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.