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Finding the Fourth Proportional to 66,473.94, 99,729.72 and 27,059.34

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Solution

The fourth proportional to 66,473.94, 99,729.72 and 27,059.34 is: 40,596.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,473.94 : 99,729.72 = 27,059.34 : x
  2. Step 2: Convert to fraction form
    66,473.94/99,729.72 = 27,059.34/x
  3. Step 3: Cross multiply
    66,473.94x = 99,729.72 × 27,059.34
  4. Step 4: Simplify right side
    66,473.94x = 2,698,620,401.58
  5. Step 5: Solve for x
    x = 2,698,620,401.58/66,473.94
  6. Step 6: Final answer
    x = 40,596.67

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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.