Home / 53,782.75-74,091.73-37,619.88

Finding the Fourth Proportional to 53,782.75, 74,091.73 and 37,619.88

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Solution

The fourth proportional to 53,782.75, 74,091.73 and 37,619.88 is: 51,825.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,782.75 : 74,091.73 = 37,619.88 : x
  2. Step 2: Convert to fraction form
    53,782.75/74,091.73 = 37,619.88/x
  3. Step 3: Cross multiply
    53,782.75x = 74,091.73 × 37,619.88
  4. Step 4: Simplify right side
    53,782.75x = 2,787,321,991.59
  5. Step 5: Solve for x
    x = 2,787,321,991.59/53,782.75
  6. Step 6: Final answer
    x = 51,825.58

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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.