Home / 55,984.14-83,976.48-14,431.14

Finding the Fourth Proportional to 55,984.14, 83,976.48 and 14,431.14

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Solution

The fourth proportional to 55,984.14, 83,976.48 and 14,431.14 is: 21,646.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,984.14 : 83,976.48 = 14,431.14 : x
  2. Step 2: Convert to fraction form
    55,984.14/83,976.48 = 14,431.14/x
  3. Step 3: Cross multiply
    55,984.14x = 83,976.48 × 14,431.14
  4. Step 4: Simplify right side
    55,984.14x = 1,211,876,339.59
  5. Step 5: Solve for x
    x = 1,211,876,339.59/55,984.14
  6. Step 6: Final answer
    x = 21,646.78

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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.