Home / 198,401.82-297,291.68-168,697.50

Finding the Fourth Proportional to 198,401.82, 297,291.68 and 168,697.50

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Solution

The fourth proportional to 198,401.82, 297,291.68 and 168,697.50 is: 252,781.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,401.82 : 297,291.68 = 168,697.50 : x
  2. Step 2: Convert to fraction form
    198,401.82/297,291.68 = 168,697.50/x
  3. Step 3: Cross multiply
    198,401.82x = 297,291.68 × 168,697.50
  4. Step 4: Simplify right side
    198,401.82x = 50,152,363,186.80
  5. Step 5: Solve for x
    x = 50,152,363,186.80/198,401.82
  6. Step 6: Final answer
    x = 252,781.77

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1.5x scale

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.