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Finding the Fourth Proportional to 67,809.02, 101,693.10 and 25,674.98

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Solution

The fourth proportional to 67,809.02, 101,693.10 and 25,674.98 is: 38,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,809.02 : 101,693.10 = 25,674.98 : x
  2. Step 2: Convert to fraction form
    67,809.02/101,693.10 = 25,674.98/x
  3. Step 3: Cross multiply
    67,809.02x = 101,693.10 × 25,674.98
  4. Step 4: Simplify right side
    67,809.02x = 2,610,968,308.64
  5. Step 5: Solve for x
    x = 2,610,968,308.64/67,809.02
  6. Step 6: Final answer
    x = 38,504.73

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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.