Home / 196,357.85-294,530.92-54,211.81

Finding the Fourth Proportional to 196,357.85, 294,530.92 and 54,211.81

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Solution

The fourth proportional to 196,357.85, 294,530.92 and 54,211.81 is: 81,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,357.85 : 294,530.92 = 54,211.81 : x
  2. Step 2: Convert to fraction form
    196,357.85/294,530.92 = 54,211.81/x
  3. Step 3: Cross multiply
    196,357.85x = 294,530.92 × 54,211.81
  4. Step 4: Simplify right side
    196,357.85x = 15,967,053,402.31
  5. Step 5: Solve for x
    x = 15,967,053,402.31/196,357.85
  6. Step 6: Final answer
    x = 81,316.09

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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.