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Finding the Fourth Proportional to 248,023.98, 371,817.67 and 98,369.34

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Solution

The fourth proportional to 248,023.98, 371,817.67 and 98,369.34 is: 147,467.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,023.98 : 371,817.67 = 98,369.34 : x
  2. Step 2: Convert to fraction form
    248,023.98/371,817.67 = 98,369.34/x
  3. Step 3: Cross multiply
    248,023.98x = 371,817.67 × 98,369.34
  4. Step 4: Simplify right side
    248,023.98x = 36,575,458,798.24
  5. Step 5: Solve for x
    x = 36,575,458,798.24/248,023.98
  6. Step 6: Final answer
    x = 147,467.43

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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.