Home / 129,326.63-193,989.94-35,832.38

Finding the Fourth Proportional to 129,326.63, 193,989.94 and 35,832.38

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Solution

The fourth proportional to 129,326.63, 193,989.94 and 35,832.38 is: 53,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,326.63 : 193,989.94 = 35,832.38 : x
  2. Step 2: Convert to fraction form
    129,326.63/193,989.94 = 35,832.38/x
  3. Step 3: Cross multiply
    129,326.63x = 193,989.94 × 35,832.38
  4. Step 4: Simplify right side
    129,326.63x = 6,951,120,186.73
  5. Step 5: Solve for x
    x = 6,951,120,186.73/129,326.63
  6. Step 6: Final answer
    x = 53,748.56

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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.