Home / 55,262.70-82,877.63-20,194.16

Finding the Fourth Proportional to 55,262.70, 82,877.63 and 20,194.16

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Solution

The fourth proportional to 55,262.70, 82,877.63 and 20,194.16 is: 30,285.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,262.70 : 82,877.63 = 20,194.16 : x
  2. Step 2: Convert to fraction form
    55,262.70/82,877.63 = 20,194.16/x
  3. Step 3: Cross multiply
    55,262.70x = 82,877.63 × 20,194.16
  4. Step 4: Simplify right side
    55,262.70x = 1,673,643,605.28
  5. Step 5: Solve for x
    x = 1,673,643,605.28/55,262.70
  6. Step 6: Final answer
    x = 30,285.23

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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.