Home / 69,949.10-104,913.43-34,400.88

Finding the Fourth Proportional to 69,949.10, 104,913.43 and 34,400.88

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Solution

The fourth proportional to 69,949.10, 104,913.43 and 34,400.88 is: 51,596.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,949.10 : 104,913.43 = 34,400.88 : x
  2. Step 2: Convert to fraction form
    69,949.10/104,913.43 = 34,400.88/x
  3. Step 3: Cross multiply
    69,949.10x = 104,913.43 × 34,400.88
  4. Step 4: Simplify right side
    69,949.10x = 3,609,114,429.29
  5. Step 5: Solve for x
    x = 3,609,114,429.29/69,949.10
  6. Step 6: Final answer
    x = 51,596.29

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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.