Home / 196,611.20-294,916.80-165,891.20

Finding the Fourth Proportional to 196,611.20, 294,916.80 and 165,891.20

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Solution

The fourth proportional to 196,611.20, 294,916.80 and 165,891.20 is: 248,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,611.20 : 294,916.80 = 165,891.20 : x
  2. Step 2: Convert to fraction form
    196,611.20/294,916.80 = 165,891.20/x
  3. Step 3: Cross multiply
    196,611.20x = 294,916.80 × 165,891.20
  4. Step 4: Simplify right side
    196,611.20x = 48,924,101,852.16
  5. Step 5: Solve for x
    x = 48,924,101,852.16/196,611.20
  6. Step 6: Final answer
    x = 248,836.80

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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.