Home / 107,725.80-161,602.02-36,660.36

Finding the Fourth Proportional to 107,725.80, 161,602.02 and 36,660.36

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Solution

The fourth proportional to 107,725.80, 161,602.02 and 36,660.36 is: 54,995.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,725.80 : 161,602.02 = 36,660.36 : x
  2. Step 2: Convert to fraction form
    107,725.80/161,602.02 = 36,660.36/x
  3. Step 3: Cross multiply
    107,725.80x = 161,602.02 × 36,660.36
  4. Step 4: Simplify right side
    107,725.80x = 5,924,388,229.93
  5. Step 5: Solve for x
    x = 5,924,388,229.93/107,725.80
  6. Step 6: Final answer
    x = 54,995.07

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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.