Home / 55,986.14-83,979.48-14,433.14

Finding the Fourth Proportional to 55,986.14, 83,979.48 and 14,433.14

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Solution

The fourth proportional to 55,986.14, 83,979.48 and 14,433.14 is: 21,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,986.14 : 83,979.48 = 14,433.14 : x
  2. Step 2: Convert to fraction form
    55,986.14/83,979.48 = 14,433.14/x
  3. Step 3: Cross multiply
    55,986.14x = 83,979.48 × 14,433.14
  4. Step 4: Simplify right side
    55,986.14x = 1,212,087,591.97
  5. Step 5: Solve for x
    x = 1,212,087,591.97/55,986.14
  6. Step 6: Final answer
    x = 21,649.78

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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.