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Finding the Fourth Proportional to 114,575.76, 171,872.87 and 43,532.44

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Solution

The fourth proportional to 114,575.76, 171,872.87 and 43,532.44 is: 65,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,575.76 : 171,872.87 = 43,532.44 : x
  2. Step 2: Convert to fraction form
    114,575.76/171,872.87 = 43,532.44/x
  3. Step 3: Cross multiply
    114,575.76x = 171,872.87 × 43,532.44
  4. Step 4: Simplify right side
    114,575.76x = 7,482,044,753.56
  5. Step 5: Solve for x
    x = 7,482,044,753.56/114,575.76
  6. Step 6: Final answer
    x = 65,302.16

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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.