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Finding the Fourth Proportional to 67,679.48, 101,518.01 and 23,305.25

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Solution

The fourth proportional to 67,679.48, 101,518.01 and 23,305.25 is: 34,957.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,679.48 : 101,518.01 = 23,305.25 : x
  2. Step 2: Convert to fraction form
    67,679.48/101,518.01 = 23,305.25/x
  3. Step 3: Cross multiply
    67,679.48x = 101,518.01 × 23,305.25
  4. Step 4: Simplify right side
    67,679.48x = 2,365,902,827.22
  5. Step 5: Solve for x
    x = 2,365,902,827.22/67,679.48
  6. Step 6: Final answer
    x = 34,957.46

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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.