Home / 43,853.58-65,784.52-12,263.64

Finding the Fourth Proportional to 43,853.58, 65,784.52 and 12,263.64

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Solution

The fourth proportional to 43,853.58, 65,784.52 and 12,263.64 is: 18,396.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,853.58 : 65,784.52 = 12,263.64 : x
  2. Step 2: Convert to fraction form
    43,853.58/65,784.52 = 12,263.64/x
  3. Step 3: Cross multiply
    43,853.58x = 65,784.52 × 12,263.64
  4. Step 4: Simplify right side
    43,853.58x = 806,757,670.85
  5. Step 5: Solve for x
    x = 806,757,670.85/43,853.58
  6. Step 6: Final answer
    x = 18,396.62

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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.