Home / 107,935.38-161,805.06-37,776.42

Finding the Fourth Proportional to 107,935.38, 161,805.06 and 37,776.42

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Solution

The fourth proportional to 107,935.38, 161,805.06 and 37,776.42 is: 56,630.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,935.38 : 161,805.06 = 37,776.42 : x
  2. Step 2: Convert to fraction form
    107,935.38/161,805.06 = 37,776.42/x
  3. Step 3: Cross multiply
    107,935.38x = 161,805.06 × 37,776.42
  4. Step 4: Simplify right side
    107,935.38x = 6,112,415,904.69
  5. Step 5: Solve for x
    x = 6,112,415,904.69/107,935.38
  6. Step 6: Final answer
    x = 56,630.33

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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.