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Finding the Fourth Proportional to 247,549.84, 371,344.38 and 70,057.96

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Solution

The fourth proportional to 247,549.84, 371,344.38 and 70,057.96 is: 105,092.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,549.84 : 371,344.38 = 70,057.96 : x
  2. Step 2: Convert to fraction form
    247,549.84/371,344.38 = 70,057.96/x
  3. Step 3: Cross multiply
    247,549.84x = 371,344.38 × 70,057.96
  4. Step 4: Simplify right side
    247,549.84x = 26,015,629,720.26
  5. Step 5: Solve for x
    x = 26,015,629,720.26/247,549.84
  6. Step 6: Final answer
    x = 105,092.49

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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.