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Finding the Fourth Proportional to 59,476.64, 82,072.44 and 41,630.72

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Solution

The fourth proportional to 59,476.64, 82,072.44 and 41,630.72 is: 57,446.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,476.64 : 82,072.44 = 41,630.72 : x
  2. Step 2: Convert to fraction form
    59,476.64/82,072.44 = 41,630.72/x
  3. Step 3: Cross multiply
    59,476.64x = 82,072.44 × 41,630.72
  4. Step 4: Simplify right side
    59,476.64x = 3,416,734,358.99
  5. Step 5: Solve for x
    x = 3,416,734,358.99/59,476.64
  6. Step 6: Final answer
    x = 57,446.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.