Home / 104,633.38-144,320.97-68,811.94

Finding the Fourth Proportional to 104,633.38, 144,320.97 and 68,811.94

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Solution

The fourth proportional to 104,633.38, 144,320.97 and 68,811.94 is: 94,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,633.38 : 144,320.97 = 68,811.94 : x
  2. Step 2: Convert to fraction form
    104,633.38/144,320.97 = 68,811.94/x
  3. Step 3: Cross multiply
    104,633.38x = 144,320.97 × 68,811.94
  4. Step 4: Simplify right side
    104,633.38x = 9,931,005,928.38
  5. Step 5: Solve for x
    x = 9,931,005,928.38/104,633.38
  6. Step 6: Final answer
    x = 94,912.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.