Home / 54,046.81-74,584.60-30,173.49

Finding the Fourth Proportional to 54,046.81, 74,584.60 and 30,173.49

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Solution

The fourth proportional to 54,046.81, 74,584.60 and 30,173.49 is: 41,639.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,046.81 : 74,584.60 = 30,173.49 : x
  2. Step 2: Convert to fraction form
    54,046.81/74,584.60 = 30,173.49/x
  3. Step 3: Cross multiply
    54,046.81x = 74,584.60 × 30,173.49
  4. Step 4: Simplify right side
    54,046.81x = 2,250,477,682.25
  5. Step 5: Solve for x
    x = 2,250,477,682.25/54,046.81
  6. Step 6: Final answer
    x = 41,639.42

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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.