Home / 196,021.94-293,997.76-51,928.72

Finding the Fourth Proportional to 196,021.94, 293,997.76 and 51,928.72

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Solution

The fourth proportional to 196,021.94, 293,997.76 and 51,928.72 is: 77,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,021.94 : 293,997.76 = 51,928.72 : x
  2. Step 2: Convert to fraction form
    196,021.94/293,997.76 = 51,928.72/x
  3. Step 3: Cross multiply
    196,021.94x = 293,997.76 × 51,928.72
  4. Step 4: Simplify right side
    196,021.94x = 15,266,927,359.67
  5. Step 5: Solve for x
    x = 15,266,927,359.67/196,021.94
  6. Step 6: Final answer
    x = 77,883.77

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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.