Home / 196,079.91-294,001.26-87,989.46

Finding the Fourth Proportional to 196,079.91, 294,001.26 and 87,989.46

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Solution

The fourth proportional to 196,079.91, 294,001.26 and 87,989.46 is: 131,930.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,079.91 : 294,001.26 = 87,989.46 : x
  2. Step 2: Convert to fraction form
    196,079.91/294,001.26 = 87,989.46/x
  3. Step 3: Cross multiply
    196,079.91x = 294,001.26 × 87,989.46
  4. Step 4: Simplify right side
    196,079.91x = 25,869,012,106.72
  5. Step 5: Solve for x
    x = 25,869,012,106.72/196,079.91
  6. Step 6: Final answer
    x = 131,930.97

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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.