Home / 107,918.52-161,779.17-37,759.56

Finding the Fourth Proportional to 107,918.52, 161,779.17 and 37,759.56

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Solution

The fourth proportional to 107,918.52, 161,779.17 and 37,759.56 is: 56,604.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,918.52 : 161,779.17 = 37,759.56 : x
  2. Step 2: Convert to fraction form
    107,918.52/161,779.17 = 37,759.56/x
  3. Step 3: Cross multiply
    107,918.52x = 161,779.17 × 37,759.56
  4. Step 4: Simplify right side
    107,918.52x = 6,108,710,276.37
  5. Step 5: Solve for x
    x = 6,108,710,276.37/107,918.52
  6. Step 6: Final answer
    x = 56,604.84

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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.