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Finding the Fourth Proportional to 71,406.87, 98,530.34 and 41,193.33

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Solution

The fourth proportional to 71,406.87, 98,530.34 and 41,193.33 is: 56,840.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,406.87 : 98,530.34 = 41,193.33 : x
  2. Step 2: Convert to fraction form
    71,406.87/98,530.34 = 41,193.33/x
  3. Step 3: Cross multiply
    71,406.87x = 98,530.34 × 41,193.33
  4. Step 4: Simplify right side
    71,406.87x = 4,058,792,604.67
  5. Step 5: Solve for x
    x = 4,058,792,604.67/71,406.87
  6. Step 6: Final answer
    x = 56,840.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.