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Finding the Fourth Proportional to 114,107.40, 171,185.40 and 35,229.60

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Solution

The fourth proportional to 114,107.40, 171,185.40 and 35,229.60 is: 52,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,107.40 : 171,185.40 = 35,229.60 : x
  2. Step 2: Convert to fraction form
    114,107.40/171,185.40 = 35,229.60/x
  3. Step 3: Cross multiply
    114,107.40x = 171,185.40 × 35,229.60
  4. Step 4: Simplify right side
    114,107.40x = 6,030,793,167.84
  5. Step 5: Solve for x
    x = 6,030,793,167.84/114,107.40
  6. Step 6: Final answer
    x = 52,851.90

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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.