Home / 263,577.29-363,736.88-142,718.64

Finding the Fourth Proportional to 263,577.29, 363,736.88 and 142,718.64

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Solution

The fourth proportional to 263,577.29, 363,736.88 and 142,718.64 is: 196,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,577.29 : 363,736.88 = 142,718.64 : x
  2. Step 2: Convert to fraction form
    263,577.29/363,736.88 = 142,718.64/x
  3. Step 3: Cross multiply
    263,577.29x = 363,736.88 × 142,718.64
  4. Step 4: Simplify right side
    263,577.29x = 51,912,032,831.44
  5. Step 5: Solve for x
    x = 51,912,032,831.44/263,577.29
  6. Step 6: Final answer
    x = 196,951.84

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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.