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Finding the Fourth Proportional to 164,464.88, 246,697.96 and 39,805.68

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Solution

The fourth proportional to 164,464.88, 246,697.96 and 39,805.68 is: 59,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,464.88 : 246,697.96 = 39,805.68 : x
  2. Step 2: Convert to fraction form
    164,464.88/246,697.96 = 39,805.68/x
  3. Step 3: Cross multiply
    164,464.88x = 246,697.96 × 39,805.68
  4. Step 4: Simplify right side
    164,464.88x = 9,819,980,052.41
  5. Step 5: Solve for x
    x = 9,819,980,052.41/164,464.88
  6. Step 6: Final answer
    x = 59,708.67

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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.