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Finding the Fourth Proportional to 175,606.69, 263,400.78 and 49,255.67

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Solution

The fourth proportional to 175,606.69, 263,400.78 and 49,255.67 is: 73,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,606.69 : 263,400.78 = 49,255.67 : x
  2. Step 2: Convert to fraction form
    175,606.69/263,400.78 = 49,255.67/x
  3. Step 3: Cross multiply
    175,606.69x = 263,400.78 × 49,255.67
  4. Step 4: Simplify right side
    175,606.69x = 12,973,980,765.13
  5. Step 5: Solve for x
    x = 12,973,980,765.13/175,606.69
  6. Step 6: Final answer
    x = 73,880.90

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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.