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Finding the Fourth Proportional to 114,076.64, 171,000.12 and 47,553.60

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Solution

The fourth proportional to 114,076.64, 171,000.12 and 47,553.60 is: 71,282.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,076.64 : 171,000.12 = 47,553.60 : x
  2. Step 2: Convert to fraction form
    114,076.64/171,000.12 = 47,553.60/x
  3. Step 3: Cross multiply
    114,076.64x = 171,000.12 × 47,553.60
  4. Step 4: Simplify right side
    114,076.64x = 8,131,671,306.43
  5. Step 5: Solve for x
    x = 8,131,671,306.43/114,076.64
  6. Step 6: Final answer
    x = 71,282.53

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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.