Home / 200,653.77-276,930.38-124,197.26

Finding the Fourth Proportional to 200,653.77, 276,930.38 and 124,197.26

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Solution

The fourth proportional to 200,653.77, 276,930.38 and 124,197.26 is: 171,409.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,653.77 : 276,930.38 = 124,197.26 : x
  2. Step 2: Convert to fraction form
    200,653.77/276,930.38 = 124,197.26/x
  3. Step 3: Cross multiply
    200,653.77x = 276,930.38 × 124,197.26
  4. Step 4: Simplify right side
    200,653.77x = 34,393,993,785.77
  5. Step 5: Solve for x
    x = 34,393,993,785.77/200,653.77
  6. Step 6: Final answer
    x = 171,409.66

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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.