Home / 69,832.08-104,725.44-30,377.52

Finding the Fourth Proportional to 69,832.08, 104,725.44 and 30,377.52

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Solution

The fourth proportional to 69,832.08, 104,725.44 and 30,377.52 is: 45,556.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,832.08 : 104,725.44 = 30,377.52 : x
  2. Step 2: Convert to fraction form
    69,832.08/104,725.44 = 30,377.52/x
  3. Step 3: Cross multiply
    69,832.08x = 104,725.44 × 30,377.52
  4. Step 4: Simplify right side
    69,832.08x = 3,181,299,148.11
  5. Step 5: Solve for x
    x = 3,181,299,148.11/69,832.08
  6. Step 6: Final answer
    x = 45,556.41

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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.