Home / 196,392.89-294,588.94-54,237.80

Finding the Fourth Proportional to 196,392.89, 294,588.94 and 54,237.80

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Solution

The fourth proportional to 196,392.89, 294,588.94 and 54,237.80 is: 81,356.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,392.89 : 294,588.94 = 54,237.80 : x
  2. Step 2: Convert to fraction form
    196,392.89/294,588.94 = 54,237.80/x
  3. Step 3: Cross multiply
    196,392.89x = 294,588.94 × 54,237.80
  4. Step 4: Simplify right side
    196,392.89x = 15,977,856,009.93
  5. Step 5: Solve for x
    x = 15,977,856,009.93/196,392.89
  6. Step 6: Final answer
    x = 81,356.59

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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.