Home / 107,857.04-161,787.96-36,779.60

Finding the Fourth Proportional to 107,857.04, 161,787.96 and 36,779.60

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Solution

The fourth proportional to 107,857.04, 161,787.96 and 36,779.60 is: 55,170.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,857.04 : 161,787.96 = 36,779.60 : x
  2. Step 2: Convert to fraction form
    107,857.04/161,787.96 = 36,779.60/x
  3. Step 3: Cross multiply
    107,857.04x = 161,787.96 × 36,779.60
  4. Step 4: Simplify right side
    107,857.04x = 5,950,496,453.62
  5. Step 5: Solve for x
    x = 5,950,496,453.62/107,857.04
  6. Step 6: Final answer
    x = 55,170.22

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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.