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Finding the Fourth Proportional to 104,977, 144,874.02 and 60,267.88

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Solution

The fourth proportional to 104,977, 144,874.02 and 60,267.88 is: 83,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977 : 144,874.02 = 60,267.88 : x
  2. Step 2: Convert to fraction form
    104,977/144,874.02 = 60,267.88/x
  3. Step 3: Cross multiply
    104,977x = 144,874.02 × 60,267.88
  4. Step 4: Simplify right side
    104,977x = 8,731,250,052.48
  5. Step 5: Solve for x
    x = 8,731,250,052.48/104,977
  6. Step 6: Final answer
    x = 83,172.98

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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.