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Finding the Fourth Proportional to 104,801.40, 157,202.10 and 60,399.82

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Solution

The fourth proportional to 104,801.40, 157,202.10 and 60,399.82 is: 90,599.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,801.40 : 157,202.10 = 60,399.82 : x
  2. Step 2: Convert to fraction form
    104,801.40/157,202.10 = 60,399.82/x
  3. Step 3: Cross multiply
    104,801.40x = 157,202.10 × 60,399.82
  4. Step 4: Simplify right side
    104,801.40x = 9,494,978,543.62
  5. Step 5: Solve for x
    x = 9,494,978,543.62/104,801.40
  6. Step 6: Final answer
    x = 90,599.73

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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.