Home / 43,716.87-65,572.07-17,427.51

Finding the Fourth Proportional to 43,716.87, 65,572.07 and 17,427.51

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Solution

The fourth proportional to 43,716.87, 65,572.07 and 17,427.51 is: 26,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,716.87 : 65,572.07 = 17,427.51 : x
  2. Step 2: Convert to fraction form
    43,716.87/65,572.07 = 17,427.51/x
  3. Step 3: Cross multiply
    43,716.87x = 65,572.07 × 17,427.51
  4. Step 4: Simplify right side
    43,716.87x = 1,142,757,818.51
  5. Step 5: Solve for x
    x = 1,142,757,818.51/43,716.87
  6. Step 6: Final answer
    x = 26,139.97

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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.