Home / 196,389.28-294,601.01-54,234.74

Finding the Fourth Proportional to 196,389.28, 294,601.01 and 54,234.74

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Solution

The fourth proportional to 196,389.28, 294,601.01 and 54,234.74 is: 81,356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,389.28 : 294,601.01 = 54,234.74 : x
  2. Step 2: Convert to fraction form
    196,389.28/294,601.01 = 54,234.74/x
  3. Step 3: Cross multiply
    196,389.28x = 294,601.01 × 54,234.74
  4. Step 4: Simplify right side
    196,389.28x = 15,977,609,646.42
  5. Step 5: Solve for x
    x = 15,977,609,646.42/196,389.28
  6. Step 6: Final answer
    x = 81,356.83

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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.