Home / 57,556.56-86,343.36-18,100.56

Finding the Fourth Proportional to 57,556.56, 86,343.36 and 18,100.56

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Solution

The fourth proportional to 57,556.56, 86,343.36 and 18,100.56 is: 27,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,556.56 : 86,343.36 = 18,100.56 : x
  2. Step 2: Convert to fraction form
    57,556.56/86,343.36 = 18,100.56/x
  3. Step 3: Cross multiply
    57,556.56x = 86,343.36 × 18,100.56
  4. Step 4: Simplify right side
    57,556.56x = 1,562,863,168.28
  5. Step 5: Solve for x
    x = 1,562,863,168.28/57,556.56
  6. Step 6: Final answer
    x = 27,153.52

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1.5x scale

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.