Home / 185,796.26-256,390.24-105,224.36

Finding the Fourth Proportional to 185,796.26, 256,390.24 and 105,224.36

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Solution

The fourth proportional to 185,796.26, 256,390.24 and 105,224.36 is: 145,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,796.26 : 256,390.24 = 105,224.36 : x
  2. Step 2: Convert to fraction form
    185,796.26/256,390.24 = 105,224.36/x
  3. Step 3: Cross multiply
    185,796.26x = 256,390.24 × 105,224.36
  4. Step 4: Simplify right side
    185,796.26x = 26,978,498,914.25
  5. Step 5: Solve for x
    x = 26,978,498,914.25/185,796.26
  6. Step 6: Final answer
    x = 145,204.75

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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.