Home / 54,429.44-75,112.58-30,556.17

Finding the Fourth Proportional to 54,429.44, 75,112.58 and 30,556.17

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Solution

The fourth proportional to 54,429.44, 75,112.58 and 30,556.17 is: 42,167.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,429.44 : 75,112.58 = 30,556.17 : x
  2. Step 2: Convert to fraction form
    54,429.44/75,112.58 = 30,556.17/x
  3. Step 3: Cross multiply
    54,429.44x = 75,112.58 × 30,556.17
  4. Step 4: Simplify right side
    54,429.44x = 2,295,152,840.01
  5. Step 5: Solve for x
    x = 2,295,152,840.01/54,429.44
  6. Step 6: Final answer
    x = 42,167.49

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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.