Home / 55,661.06-83,505.25-16,218.54

Finding the Fourth Proportional to 55,661.06, 83,505.25 and 16,218.54

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Solution

The fourth proportional to 55,661.06, 83,505.25 and 16,218.54 is: 24,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,661.06 : 83,505.25 = 16,218.54 : x
  2. Step 2: Convert to fraction form
    55,661.06/83,505.25 = 16,218.54/x
  3. Step 3: Cross multiply
    55,661.06x = 83,505.25 × 16,218.54
  4. Step 4: Simplify right side
    55,661.06x = 1,354,333,237.34
  5. Step 5: Solve for x
    x = 1,354,333,237.34/55,661.06
  6. Step 6: Final answer
    x = 24,331.79

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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.