Home / 54,119.62-74,684.84-30,246.28

Finding the Fourth Proportional to 54,119.62, 74,684.84 and 30,246.28

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Solution

The fourth proportional to 54,119.62, 74,684.84 and 30,246.28 is: 41,739.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,119.62 : 74,684.84 = 30,246.28 : x
  2. Step 2: Convert to fraction form
    54,119.62/74,684.84 = 30,246.28/x
  3. Step 3: Cross multiply
    54,119.62x = 74,684.84 × 30,246.28
  4. Step 4: Simplify right side
    54,119.62x = 2,258,938,582.40
  5. Step 5: Solve for x
    x = 2,258,938,582.40/54,119.62
  6. Step 6: Final answer
    x = 41,739.73

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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.