Home / 107,653.08-161,496.03-55,044.80

Finding the Fourth Proportional to 107,653.08, 161,496.03 and 55,044.80

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Solution

The fourth proportional to 107,653.08, 161,496.03 and 55,044.80 is: 82,575.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,653.08 : 161,496.03 = 55,044.80 : x
  2. Step 2: Convert to fraction form
    107,653.08/161,496.03 = 55,044.80/x
  3. Step 3: Cross multiply
    107,653.08x = 161,496.03 × 55,044.80
  4. Step 4: Simplify right side
    107,653.08x = 8,889,515,864.66
  5. Step 5: Solve for x
    x = 8,889,515,864.66/107,653.08
  6. Step 6: Final answer
    x = 82,575.58

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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.