Home / 107,606.56-161,344.24-40,975.52

Finding the Fourth Proportional to 107,606.56, 161,344.24 and 40,975.52

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Solution

The fourth proportional to 107,606.56, 161,344.24 and 40,975.52 is: 61,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,606.56 : 161,344.24 = 40,975.52 : x
  2. Step 2: Convert to fraction form
    107,606.56/161,344.24 = 40,975.52/x
  3. Step 3: Cross multiply
    107,606.56x = 161,344.24 × 40,975.52
  4. Step 4: Simplify right side
    107,606.56x = 6,611,164,133.00
  5. Step 5: Solve for x
    x = 6,611,164,133.00/107,606.56
  6. Step 6: Final answer
    x = 61,438.30

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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.