Home / 196,234.50-294,240.95-68,090.68

Finding the Fourth Proportional to 196,234.50, 294,240.95 and 68,090.68

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Solution

The fourth proportional to 196,234.50, 294,240.95 and 68,090.68 is: 102,097.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,234.50 : 294,240.95 = 68,090.68 : x
  2. Step 2: Convert to fraction form
    196,234.50/294,240.95 = 68,090.68/x
  3. Step 3: Cross multiply
    196,234.50x = 294,240.95 × 68,090.68
  4. Step 4: Simplify right side
    196,234.50x = 20,035,066,369.35
  5. Step 5: Solve for x
    x = 20,035,066,369.35/196,234.50
  6. Step 6: Final answer
    x = 102,097.57

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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.