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Finding the Fourth Proportional to 114,015.60, 171,023.40 and 47,433.60

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Solution

The fourth proportional to 114,015.60, 171,023.40 and 47,433.60 is: 71,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,015.60 : 171,023.40 = 47,433.60 : x
  2. Step 2: Convert to fraction form
    114,015.60/171,023.40 = 47,433.60/x
  3. Step 3: Cross multiply
    114,015.60x = 171,023.40 × 47,433.60
  4. Step 4: Simplify right side
    114,015.60x = 8,112,255,546.24
  5. Step 5: Solve for x
    x = 8,112,255,546.24/114,015.60
  6. Step 6: Final answer
    x = 71,150.40

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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.