Home / 196,115.76-294,177.06-55,877.94

Finding the Fourth Proportional to 196,115.76, 294,177.06 and 55,877.94

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Solution

The fourth proportional to 196,115.76, 294,177.06 and 55,877.94 is: 83,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,115.76 : 294,177.06 = 55,877.94 : x
  2. Step 2: Convert to fraction form
    196,115.76/294,177.06 = 55,877.94/x
  3. Step 3: Cross multiply
    196,115.76x = 294,177.06 × 55,877.94
  4. Step 4: Simplify right side
    196,115.76x = 16,438,008,108.06
  5. Step 5: Solve for x
    x = 16,438,008,108.06/196,115.76
  6. Step 6: Final answer
    x = 83,817.88

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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.