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Finding the Fourth Proportional to 73,173.36, 109,748.56 and 23,246.88

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Solution

The fourth proportional to 73,173.36, 109,748.56 and 23,246.88 is: 34,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,173.36 : 109,748.56 = 23,246.88 : x
  2. Step 2: Convert to fraction form
    73,173.36/109,748.56 = 23,246.88/x
  3. Step 3: Cross multiply
    73,173.36x = 109,748.56 × 23,246.88
  4. Step 4: Simplify right side
    73,173.36x = 2,551,311,604.49
  5. Step 5: Solve for x
    x = 2,551,311,604.49/73,173.36
  6. Step 6: Final answer
    x = 34,866.67

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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.