Home / 55,928.40-83,874.81-18,481.48

Finding the Fourth Proportional to 55,928.40, 83,874.81 and 18,481.48

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Solution

The fourth proportional to 55,928.40, 83,874.81 and 18,481.48 is: 27,716.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,928.40 : 83,874.81 = 18,481.48 : x
  2. Step 2: Convert to fraction form
    55,928.40/83,874.81 = 18,481.48/x
  3. Step 3: Cross multiply
    55,928.40x = 83,874.81 × 18,481.48
  4. Step 4: Simplify right side
    55,928.40x = 1,550,130,623.52
  5. Step 5: Solve for x
    x = 1,550,130,623.52/55,928.40
  6. Step 6: Final answer
    x = 27,716.34

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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.