Home / 200,319.80-276,440.56-114,278.64

Finding the Fourth Proportional to 200,319.80, 276,440.56 and 114,278.64

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Solution

The fourth proportional to 200,319.80, 276,440.56 and 114,278.64 is: 157,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,319.80 : 276,440.56 = 114,278.64 : x
  2. Step 2: Convert to fraction form
    200,319.80/276,440.56 = 114,278.64/x
  3. Step 3: Cross multiply
    200,319.80x = 276,440.56 × 114,278.64
  4. Step 4: Simplify right side
    200,319.80x = 31,591,251,237.64
  5. Step 5: Solve for x
    x = 31,591,251,237.64/200,319.80
  6. Step 6: Final answer
    x = 157,704.09

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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.