Home / 336,769.42-505,237.30-100,111.10

Finding the Fourth Proportional to 336,769.42, 505,237.30 and 100,111.10

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Solution

The fourth proportional to 336,769.42, 505,237.30 and 100,111.10 is: 150,191.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,769.42 : 505,237.30 = 100,111.10 : x
  2. Step 2: Convert to fraction form
    336,769.42/505,237.30 = 100,111.10/x
  3. Step 3: Cross multiply
    336,769.42x = 505,237.30 × 100,111.10
  4. Step 4: Simplify right side
    336,769.42x = 50,579,861,864.03
  5. Step 5: Solve for x
    x = 50,579,861,864.03/336,769.42
  6. Step 6: Final answer
    x = 150,191.37

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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.