Home / 54,556.77-81,835.16-17,122.62

Finding the Fourth Proportional to 54,556.77, 81,835.16 and 17,122.62

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Solution

The fourth proportional to 54,556.77, 81,835.16 and 17,122.62 is: 25,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,556.77 : 81,835.16 = 17,122.62 : x
  2. Step 2: Convert to fraction form
    54,556.77/81,835.16 = 17,122.62/x
  3. Step 3: Cross multiply
    54,556.77x = 81,835.16 × 17,122.62
  4. Step 4: Simplify right side
    54,556.77x = 1,401,232,347.32
  5. Step 5: Solve for x
    x = 1,401,232,347.32/54,556.77
  6. Step 6: Final answer
    x = 25,683.93

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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.