Home / 43,561.49-65,334.42-11,540.77

Finding the Fourth Proportional to 43,561.49, 65,334.42 and 11,540.77

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Solution

The fourth proportional to 43,561.49, 65,334.42 and 11,540.77 is: 17,309.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,561.49 : 65,334.42 = 11,540.77 : x
  2. Step 2: Convert to fraction form
    43,561.49/65,334.42 = 11,540.77/x
  3. Step 3: Cross multiply
    43,561.49x = 65,334.42 × 11,540.77
  4. Step 4: Simplify right side
    43,561.49x = 754,009,350.97
  5. Step 5: Solve for x
    x = 754,009,350.97/43,561.49
  6. Step 6: Final answer
    x = 17,309.08

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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.