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Finding the Fourth Proportional to 100,554.98, 150,602.84 and 48,001.37

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Solution

The fourth proportional to 100,554.98, 150,602.84 and 48,001.37 is: 71,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,554.98 : 150,602.84 = 48,001.37 : x
  2. Step 2: Convert to fraction form
    100,554.98/150,602.84 = 48,001.37/x
  3. Step 3: Cross multiply
    100,554.98x = 150,602.84 × 48,001.37
  4. Step 4: Simplify right side
    100,554.98x = 7,229,142,405.88
  5. Step 5: Solve for x
    x = 7,229,142,405.88/100,554.98
  6. Step 6: Final answer
    x = 71,892.44

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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.