Home / 107,977.96-161,968.38-37,859.32

Finding the Fourth Proportional to 107,977.96, 161,968.38 and 37,859.32

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Solution

The fourth proportional to 107,977.96, 161,968.38 and 37,859.32 is: 56,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,977.96 : 161,968.38 = 37,859.32 : x
  2. Step 2: Convert to fraction form
    107,977.96/161,968.38 = 37,859.32/x
  3. Step 3: Cross multiply
    107,977.96x = 161,968.38 × 37,859.32
  4. Step 4: Simplify right side
    107,977.96x = 6,132,012,728.30
  5. Step 5: Solve for x
    x = 6,132,012,728.30/107,977.96
  6. Step 6: Final answer
    x = 56,789.48

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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.