Home / 309,033.07-463,621.49-95,789.67

Finding the Fourth Proportional to 309,033.07, 463,621.49 and 95,789.67

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Solution

The fourth proportional to 309,033.07, 463,621.49 and 95,789.67 is: 143,706.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,033.07 : 463,621.49 = 95,789.67 : x
  2. Step 2: Convert to fraction form
    309,033.07/463,621.49 = 95,789.67/x
  3. Step 3: Cross multiply
    309,033.07x = 463,621.49 × 95,789.67
  4. Step 4: Simplify right side
    309,033.07x = 44,410,149,532.01
  5. Step 5: Solve for x
    x = 44,410,149,532.01/309,033.07
  6. Step 6: Final answer
    x = 143,706.79

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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.