Home / 96,345.20-144,474.60-43,727.60

Finding the Fourth Proportional to 96,345.20, 144,474.60 and 43,727.60

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Solution

The fourth proportional to 96,345.20, 144,474.60 and 43,727.60 is: 65,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,345.20 : 144,474.60 = 43,727.60 : x
  2. Step 2: Convert to fraction form
    96,345.20/144,474.60 = 43,727.60/x
  3. Step 3: Cross multiply
    96,345.20x = 144,474.60 × 43,727.60
  4. Step 4: Simplify right side
    96,345.20x = 6,317,527,518.96
  5. Step 5: Solve for x
    x = 6,317,527,518.96/96,345.20
  6. Step 6: Final answer
    x = 65,571.79

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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.