Home / 53,954.37-74,454.26-30,080.57

Finding the Fourth Proportional to 53,954.37, 74,454.26 and 30,080.57

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Solution

The fourth proportional to 53,954.37, 74,454.26 and 30,080.57 is: 41,509.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,954.37 : 74,454.26 = 30,080.57 : x
  2. Step 2: Convert to fraction form
    53,954.37/74,454.26 = 30,080.57/x
  3. Step 3: Cross multiply
    53,954.37x = 74,454.26 × 30,080.57
  4. Step 4: Simplify right side
    53,954.37x = 2,239,626,057.05
  5. Step 5: Solve for x
    x = 2,239,626,057.05/53,954.37
  6. Step 6: Final answer
    x = 41,509.63

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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.