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Finding the Fourth Proportional to 65,695.74, 98,662.40 and 60,692.73

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Solution

The fourth proportional to 65,695.74, 98,662.40 and 60,692.73 is: 91,148.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,695.74 : 98,662.40 = 60,692.73 : x
  2. Step 2: Convert to fraction form
    65,695.74/98,662.40 = 60,692.73/x
  3. Step 3: Cross multiply
    65,695.74x = 98,662.40 × 60,692.73
  4. Step 4: Simplify right side
    65,695.74x = 5,988,090,404.35
  5. Step 5: Solve for x
    x = 5,988,090,404.35/65,695.74
  6. Step 6: Final answer
    x = 91,148.84

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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.