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Finding the Fourth Proportional to 43,616.66, 65,433.93 and 16,962.02

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Solution

The fourth proportional to 43,616.66, 65,433.93 and 16,962.02 is: 25,446.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,616.66 : 65,433.93 = 16,962.02 : x
  2. Step 2: Convert to fraction form
    43,616.66/65,433.93 = 16,962.02/x
  3. Step 3: Cross multiply
    43,616.66x = 65,433.93 × 16,962.02
  4. Step 4: Simplify right side
    43,616.66x = 1,109,891,629.34
  5. Step 5: Solve for x
    x = 1,109,891,629.34/43,616.66
  6. Step 6: Final answer
    x = 25,446.51

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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.