Home / 197,820.96-296,745-79,492.11

Finding the Fourth Proportional to 197,820.96, 296,745 and 79,492.11

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Solution

The fourth proportional to 197,820.96, 296,745 and 79,492.11 is: 119,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,820.96 : 296,745 = 79,492.11 : x
  2. Step 2: Convert to fraction form
    197,820.96/296,745 = 79,492.11/x
  3. Step 3: Cross multiply
    197,820.96x = 296,745 × 79,492.11
  4. Step 4: Simplify right side
    197,820.96x = 23,588,886,181.95
  5. Step 5: Solve for x
    x = 23,588,886,181.95/197,820.96
  6. Step 6: Final answer
    x = 119,243.61

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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.