Home / 281,050.74-421,581.60-103,466.34

Finding the Fourth Proportional to 281,050.74, 421,581.60 and 103,466.34

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Solution

The fourth proportional to 281,050.74, 421,581.60 and 103,466.34 is: 155,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,050.74 : 421,581.60 = 103,466.34 : x
  2. Step 2: Convert to fraction form
    281,050.74/421,581.60 = 103,466.34/x
  3. Step 3: Cross multiply
    281,050.74x = 421,581.60 × 103,466.34
  4. Step 4: Simplify right side
    281,050.74x = 43,619,505,163.34
  5. Step 5: Solve for x
    x = 43,619,505,163.34/281,050.74
  6. Step 6: Final answer
    x = 155,201.53

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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.