Home / 69,771.48-104,656.37-17,181.42

Finding the Fourth Proportional to 69,771.48, 104,656.37 and 17,181.42

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Solution

The fourth proportional to 69,771.48, 104,656.37 and 17,181.42 is: 25,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,771.48 : 104,656.37 = 17,181.42 : x
  2. Step 2: Convert to fraction form
    69,771.48/104,656.37 = 17,181.42/x
  3. Step 3: Cross multiply
    69,771.48x = 104,656.37 × 17,181.42
  4. Step 4: Simplify right side
    69,771.48x = 1,798,144,962.74
  5. Step 5: Solve for x
    x = 1,798,144,962.74/69,771.48
  6. Step 6: Final answer
    x = 25,771.92

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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.