Home / 200,738.10-276,973.74-114,669.60

Finding the Fourth Proportional to 200,738.10, 276,973.74 and 114,669.60

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Solution

The fourth proportional to 200,738.10, 276,973.74 and 114,669.60 is: 158,218.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,738.10 : 276,973.74 = 114,669.60 : x
  2. Step 2: Convert to fraction form
    200,738.10/276,973.74 = 114,669.60/x
  3. Step 3: Cross multiply
    200,738.10x = 276,973.74 × 114,669.60
  4. Step 4: Simplify right side
    200,738.10x = 31,760,467,976.30
  5. Step 5: Solve for x
    x = 31,760,467,976.30/200,738.10
  6. Step 6: Final answer
    x = 158,218.43

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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.