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Finding the Fourth Proportional to 43,709.63, 65,569.30 and 16,007.63

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Solution

The fourth proportional to 43,709.63, 65,569.30 and 16,007.63 is: 24,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,709.63 : 65,569.30 = 16,007.63 : x
  2. Step 2: Convert to fraction form
    43,709.63/65,569.30 = 16,007.63/x
  3. Step 3: Cross multiply
    43,709.63x = 65,569.30 × 16,007.63
  4. Step 4: Simplify right side
    43,709.63x = 1,049,608,725.89
  5. Step 5: Solve for x
    x = 1,049,608,725.89/43,709.63
  6. Step 6: Final answer
    x = 24,013.22

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1.5x scale

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.