Home / 54,120.26-74,684.58-30,247.13

Finding the Fourth Proportional to 54,120.26, 74,684.58 and 30,247.13

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Solution

The fourth proportional to 54,120.26, 74,684.58 and 30,247.13 is: 41,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,120.26 : 74,684.58 = 30,247.13 : x
  2. Step 2: Convert to fraction form
    54,120.26/74,684.58 = 30,247.13/x
  3. Step 3: Cross multiply
    54,120.26x = 74,684.58 × 30,247.13
  4. Step 4: Simplify right side
    54,120.26x = 2,258,994,200.26
  5. Step 5: Solve for x
    x = 2,258,994,200.26/54,120.26
  6. Step 6: Final answer
    x = 41,740.27

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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.