Home / 43,361.32-65,042.04-12,196.60

Finding the Fourth Proportional to 43,361.32, 65,042.04 and 12,196.60

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Solution

The fourth proportional to 43,361.32, 65,042.04 and 12,196.60 is: 18,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,361.32 : 65,042.04 = 12,196.60 : x
  2. Step 2: Convert to fraction form
    43,361.32/65,042.04 = 12,196.60/x
  3. Step 3: Cross multiply
    43,361.32x = 65,042.04 × 12,196.60
  4. Step 4: Simplify right side
    43,361.32x = 793,291,745.06
  5. Step 5: Solve for x
    x = 793,291,745.06/43,361.32
  6. Step 6: Final answer
    x = 18,294.92

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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.