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Finding the Fourth Proportional to 4,735.49, 7,100.49 and 1,958.99

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Solution

The fourth proportional to 4,735.49, 7,100.49 and 1,958.99 is: 2,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.49 : 7,100.49 = 1,958.99 : x
  2. Step 2: Convert to fraction form
    4,735.49/7,100.49 = 1,958.99/x
  3. Step 3: Cross multiply
    4,735.49x = 7,100.49 × 1,958.99
  4. Step 4: Simplify right side
    4,735.49x = 13,909,788.91
  5. Step 5: Solve for x
    x = 13,909,788.91/4,735.49
  6. Step 6: Final answer
    x = 2,937.35

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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.