Home / 43,969.89-65,954.53-10,690.17

Finding the Fourth Proportional to 43,969.89, 65,954.53 and 10,690.17

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Solution

The fourth proportional to 43,969.89, 65,954.53 and 10,690.17 is: 16,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,969.89 : 65,954.53 = 10,690.17 : x
  2. Step 2: Convert to fraction form
    43,969.89/65,954.53 = 10,690.17/x
  3. Step 3: Cross multiply
    43,969.89x = 65,954.53 × 10,690.17
  4. Step 4: Simplify right side
    43,969.89x = 705,065,137.97
  5. Step 5: Solve for x
    x = 705,065,137.97/43,969.89
  6. Step 6: Final answer
    x = 16,035.18

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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.