Home / 281,820.41-422,782.52-92,291.34

Finding the Fourth Proportional to 281,820.41, 422,782.52 and 92,291.34

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Solution

The fourth proportional to 281,820.41, 422,782.52 and 92,291.34 is: 138,454.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,820.41 : 422,782.52 = 92,291.34 : x
  2. Step 2: Convert to fraction form
    281,820.41/422,782.52 = 92,291.34/x
  3. Step 3: Cross multiply
    281,820.41x = 422,782.52 × 92,291.34
  4. Step 4: Simplify right side
    281,820.41x = 39,019,164,837.92
  5. Step 5: Solve for x
    x = 39,019,164,837.92/281,820.41
  6. Step 6: Final answer
    x = 138,454.01

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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.