Home / 96,687.36-144,643.37-80,079.75

Finding the Fourth Proportional to 96,687.36, 144,643.37 and 80,079.75

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Solution

The fourth proportional to 96,687.36, 144,643.37 and 80,079.75 is: 119,798.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,687.36 : 144,643.37 = 80,079.75 : x
  2. Step 2: Convert to fraction form
    96,687.36/144,643.37 = 80,079.75/x
  3. Step 3: Cross multiply
    96,687.36x = 144,643.37 × 80,079.75
  4. Step 4: Simplify right side
    96,687.36x = 11,583,004,508.36
  5. Step 5: Solve for x
    x = 11,583,004,508.36/96,687.36
  6. Step 6: Final answer
    x = 119,798.54

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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.