Home / 281,577.21-422,330.58-92,021.73

Finding the Fourth Proportional to 281,577.21, 422,330.58 and 92,021.73

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Solution

The fourth proportional to 281,577.21, 422,330.58 and 92,021.73 is: 138,021.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,577.21 : 422,330.58 = 92,021.73 : x
  2. Step 2: Convert to fraction form
    281,577.21/422,330.58 = 92,021.73/x
  3. Step 3: Cross multiply
    281,577.21x = 422,330.58 × 92,021.73
  4. Step 4: Simplify right side
    281,577.21x = 38,863,590,603.50
  5. Step 5: Solve for x
    x = 38,863,590,603.50/281,577.21
  6. Step 6: Final answer
    x = 138,021.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.