Home / 203,634.83-281,031.46-113,007.93

Finding the Fourth Proportional to 203,634.83, 281,031.46 and 113,007.93

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Solution

The fourth proportional to 203,634.83, 281,031.46 and 113,007.93 is: 155,959.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,634.83 : 281,031.46 = 113,007.93 : x
  2. Step 2: Convert to fraction form
    203,634.83/281,031.46 = 113,007.93/x
  3. Step 3: Cross multiply
    203,634.83x = 281,031.46 × 113,007.93
  4. Step 4: Simplify right side
    203,634.83x = 31,758,783,559.48
  5. Step 5: Solve for x
    x = 31,758,783,559.48/203,634.83
  6. Step 6: Final answer
    x = 155,959.49

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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.