Home / 54,429.44-75,112.57-30,556.15

Finding the Fourth Proportional to 54,429.44, 75,112.57 and 30,556.15

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Solution

The fourth proportional to 54,429.44, 75,112.57 and 30,556.15 is: 42,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,429.44 : 75,112.57 = 30,556.15 : x
  2. Step 2: Convert to fraction form
    54,429.44/75,112.57 = 30,556.15/x
  3. Step 3: Cross multiply
    54,429.44x = 75,112.57 × 30,556.15
  4. Step 4: Simplify right side
    54,429.44x = 2,295,151,056.85
  5. Step 5: Solve for x
    x = 2,295,151,056.85/54,429.44
  6. Step 6: Final answer
    x = 42,167.46

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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.