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Finding the Fourth Proportional to 114,857.64, 172,286.46 and 35,972.28

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Solution

The fourth proportional to 114,857.64, 172,286.46 and 35,972.28 is: 53,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,857.64 : 172,286.46 = 35,972.28 : x
  2. Step 2: Convert to fraction form
    114,857.64/172,286.46 = 35,972.28/x
  3. Step 3: Cross multiply
    114,857.64x = 172,286.46 × 35,972.28
  4. Step 4: Simplify right side
    114,857.64x = 6,197,536,779.33
  5. Step 5: Solve for x
    x = 6,197,536,779.33/114,857.64
  6. Step 6: Final answer
    x = 53,958.42

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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.