Home / 200,708.08-276,954.60-115,853.20

Finding the Fourth Proportional to 200,708.08, 276,954.60 and 115,853.20

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Solution

The fourth proportional to 200,708.08, 276,954.60 and 115,853.20 is: 159,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,708.08 : 276,954.60 = 115,853.20 : x
  2. Step 2: Convert to fraction form
    200,708.08/276,954.60 = 115,853.20/x
  3. Step 3: Cross multiply
    200,708.08x = 276,954.60 × 115,853.20
  4. Step 4: Simplify right side
    200,708.08x = 32,086,076,664.72
  5. Step 5: Solve for x
    x = 32,086,076,664.72/200,708.08
  6. Step 6: Final answer
    x = 159,864.40

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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.