Home / 107,918.54-161,779.19-37,759.58

Finding the Fourth Proportional to 107,918.54, 161,779.19 and 37,759.58

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Solution

The fourth proportional to 107,918.54, 161,779.19 and 37,759.58 is: 56,604.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,918.54 : 161,779.19 = 37,759.58 : x
  2. Step 2: Convert to fraction form
    107,918.54/161,779.19 = 37,759.58/x
  3. Step 3: Cross multiply
    107,918.54x = 161,779.19 × 37,759.58
  4. Step 4: Simplify right side
    107,918.54x = 6,108,713,269.45
  5. Step 5: Solve for x
    x = 6,108,713,269.45/107,918.54
  6. Step 6: Final answer
    x = 56,604.86

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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.