Home / 129,457.44-194,196.69-35,963.19

Finding the Fourth Proportional to 129,457.44, 194,196.69 and 35,963.19

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Solution

The fourth proportional to 129,457.44, 194,196.69 and 35,963.19 is: 53,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,457.44 : 194,196.69 = 35,963.19 : x
  2. Step 2: Convert to fraction form
    129,457.44/194,196.69 = 35,963.19/x
  3. Step 3: Cross multiply
    129,457.44x = 194,196.69 × 35,963.19
  4. Step 4: Simplify right side
    129,457.44x = 6,983,932,459.84
  5. Step 5: Solve for x
    x = 6,983,932,459.84/129,457.44
  6. Step 6: Final answer
    x = 53,947.71

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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.