Home / 43,930.55-65,849.36-14,340.44

Finding the Fourth Proportional to 43,930.55, 65,849.36 and 14,340.44

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Solution

The fourth proportional to 43,930.55, 65,849.36 and 14,340.44 is: 21,495.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,930.55 : 65,849.36 = 14,340.44 : x
  2. Step 2: Convert to fraction form
    43,930.55/65,849.36 = 14,340.44/x
  3. Step 3: Cross multiply
    43,930.55x = 65,849.36 × 14,340.44
  4. Step 4: Simplify right side
    43,930.55x = 944,308,889.04
  5. Step 5: Solve for x
    x = 944,308,889.04/43,930.55
  6. Step 6: Final answer
    x = 21,495.49

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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.