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Finding the Fourth Proportional to 110,803.60, 166,156.80 and 44,221.60

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Solution

The fourth proportional to 110,803.60, 166,156.80 and 44,221.60 is: 66,313.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,803.60 : 166,156.80 = 44,221.60 : x
  2. Step 2: Convert to fraction form
    110,803.60/166,156.80 = 44,221.60/x
  3. Step 3: Cross multiply
    110,803.60x = 166,156.80 × 44,221.60
  4. Step 4: Simplify right side
    110,803.60x = 7,347,719,546.88
  5. Step 5: Solve for x
    x = 7,347,719,546.88/110,803.60
  6. Step 6: Final answer
    x = 66,313.00

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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.