Home / 196,490.40-294,541.20-96,568.80

Finding the Fourth Proportional to 196,490.40, 294,541.20 and 96,568.80

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Solution

The fourth proportional to 196,490.40, 294,541.20 and 96,568.80 is: 144,757.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,490.40 : 294,541.20 = 96,568.80 : x
  2. Step 2: Convert to fraction form
    196,490.40/294,541.20 = 96,568.80/x
  3. Step 3: Cross multiply
    196,490.40x = 294,541.20 × 96,568.80
  4. Step 4: Simplify right side
    196,490.40x = 28,443,490,234.56
  5. Step 5: Solve for x
    x = 28,443,490,234.56/196,490.40
  6. Step 6: Final answer
    x = 144,757.66

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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.