Home / 107,448.06-161,133.94-31,525.41

Finding the Fourth Proportional to 107,448.06, 161,133.94 and 31,525.41

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Solution

The fourth proportional to 107,448.06, 161,133.94 and 31,525.41 is: 47,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,448.06 : 161,133.94 = 31,525.41 : x
  2. Step 2: Convert to fraction form
    107,448.06/161,133.94 = 31,525.41/x
  3. Step 3: Cross multiply
    107,448.06x = 161,133.94 × 31,525.41
  4. Step 4: Simplify right side
    107,448.06x = 5,079,813,523.42
  5. Step 5: Solve for x
    x = 5,079,813,523.42/107,448.06
  6. Step 6: Final answer
    x = 47,276.92

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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.