Home / 55,475.34-76,556.24-30,324.84

Finding the Fourth Proportional to 55,475.34, 76,556.24 and 30,324.84

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Solution

The fourth proportional to 55,475.34, 76,556.24 and 30,324.84 is: 41,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,475.34 : 76,556.24 = 30,324.84 : x
  2. Step 2: Convert to fraction form
    55,475.34/76,556.24 = 30,324.84/x
  3. Step 3: Cross multiply
    55,475.34x = 76,556.24 × 30,324.84
  4. Step 4: Simplify right side
    55,475.34x = 2,321,555,729.00
  5. Step 5: Solve for x
    x = 2,321,555,729.00/55,475.34
  6. Step 6: Final answer
    x = 41,848.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.