Home / 43,949.40-65,917.34-14,367.40

Finding the Fourth Proportional to 43,949.40, 65,917.34 and 14,367.40

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Solution

The fourth proportional to 43,949.40, 65,917.34 and 14,367.40 is: 21,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,949.40 : 65,917.34 = 14,367.40 : x
  2. Step 2: Convert to fraction form
    43,949.40/65,917.34 = 14,367.40/x
  3. Step 3: Cross multiply
    43,949.40x = 65,917.34 × 14,367.40
  4. Step 4: Simplify right side
    43,949.40x = 947,060,790.72
  5. Step 5: Solve for x
    x = 947,060,790.72/43,949.40
  6. Step 6: Final answer
    x = 21,548.89

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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.