Home / 186,820.44-257,738.13-115,076.04

Finding the Fourth Proportional to 186,820.44, 257,738.13 and 115,076.04

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Solution

The fourth proportional to 186,820.44, 257,738.13 and 115,076.04 is: 158,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,820.44 : 257,738.13 = 115,076.04 : x
  2. Step 2: Convert to fraction form
    186,820.44/257,738.13 = 115,076.04/x
  3. Step 3: Cross multiply
    186,820.44x = 257,738.13 × 115,076.04
  4. Step 4: Simplify right side
    186,820.44x = 29,659,483,357.41
  5. Step 5: Solve for x
    x = 29,659,483,357.41/186,820.44
  6. Step 6: Final answer
    x = 158,759.31

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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.