Home / 151,964.30-227,946.45-67,764.80

Finding the Fourth Proportional to 151,964.30, 227,946.45 and 67,764.80

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Solution

The fourth proportional to 151,964.30, 227,946.45 and 67,764.80 is: 101,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,964.30 : 227,946.45 = 67,764.80 : x
  2. Step 2: Convert to fraction form
    151,964.30/227,946.45 = 67,764.80/x
  3. Step 3: Cross multiply
    151,964.30x = 227,946.45 × 67,764.80
  4. Step 4: Simplify right side
    151,964.30x = 15,446,745,594.96
  5. Step 5: Solve for x
    x = 15,446,745,594.96/151,964.30
  6. Step 6: Final answer
    x = 101,647.20

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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.