Home / 107,808.16-161,644.38-32,903.38

Finding the Fourth Proportional to 107,808.16, 161,644.38 and 32,903.38

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Solution

The fourth proportional to 107,808.16, 161,644.38 and 32,903.38 is: 49,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,808.16 : 161,644.38 = 32,903.38 : x
  2. Step 2: Convert to fraction form
    107,808.16/161,644.38 = 32,903.38/x
  3. Step 3: Cross multiply
    107,808.16x = 161,644.38 × 32,903.38
  4. Step 4: Simplify right side
    107,808.16x = 5,318,646,460.00
  5. Step 5: Solve for x
    x = 5,318,646,460.00/107,808.16
  6. Step 6: Final answer
    x = 49,334.36

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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.