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Finding the Fourth Proportional to 164,236.50, 246,354.89 and 39,577.50

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Solution

The fourth proportional to 164,236.50, 246,354.89 and 39,577.50 is: 59,366.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,236.50 : 246,354.89 = 39,577.50 : x
  2. Step 2: Convert to fraction form
    164,236.50/246,354.89 = 39,577.50/x
  3. Step 3: Cross multiply
    164,236.50x = 246,354.89 × 39,577.50
  4. Step 4: Simplify right side
    164,236.50x = 9,750,110,461.09
  5. Step 5: Solve for x
    x = 9,750,110,461.09/164,236.50
  6. Step 6: Final answer
    x = 59,366.28

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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.