Home / 107,825.40-161,709.30-32,945.40

Finding the Fourth Proportional to 107,825.40, 161,709.30 and 32,945.40

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Solution

The fourth proportional to 107,825.40, 161,709.30 and 32,945.40 is: 49,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,825.40 : 161,709.30 = 32,945.40 : x
  2. Step 2: Convert to fraction form
    107,825.40/161,709.30 = 32,945.40/x
  3. Step 3: Cross multiply
    107,825.40x = 161,709.30 × 32,945.40
  4. Step 4: Simplify right side
    107,825.40x = 5,327,577,572.22
  5. Step 5: Solve for x
    x = 5,327,577,572.22/107,825.40
  6. Step 6: Final answer
    x = 49,409.30

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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.