Home / 69,813.34-104,680.32-47,653.54

Finding the Fourth Proportional to 69,813.34, 104,680.32 and 47,653.54

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Solution

The fourth proportional to 69,813.34, 104,680.32 and 47,653.54 is: 71,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,813.34 : 104,680.32 = 47,653.54 : x
  2. Step 2: Convert to fraction form
    69,813.34/104,680.32 = 47,653.54/x
  3. Step 3: Cross multiply
    69,813.34x = 104,680.32 × 47,653.54
  4. Step 4: Simplify right side
    69,813.34x = 4,988,387,816.33
  5. Step 5: Solve for x
    x = 4,988,387,816.33/69,813.34
  6. Step 6: Final answer
    x = 71,453.22

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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.