Home / 129,455.19-194,193.32-35,960.94

Finding the Fourth Proportional to 129,455.19, 194,193.32 and 35,960.94

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Solution

The fourth proportional to 129,455.19, 194,193.32 and 35,960.94 is: 53,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,455.19 : 194,193.32 = 35,960.94 : x
  2. Step 2: Convert to fraction form
    129,455.19/194,193.32 = 35,960.94/x
  3. Step 3: Cross multiply
    129,455.19x = 194,193.32 × 35,960.94
  4. Step 4: Simplify right side
    129,455.19x = 6,983,374,149.12
  5. Step 5: Solve for x
    x = 6,983,374,149.12/129,455.19
  6. Step 6: Final answer
    x = 53,944.34

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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.