Home / 96,942.24-145,409.24-30,380.88

Finding the Fourth Proportional to 96,942.24, 145,409.24 and 30,380.88

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Solution

The fourth proportional to 96,942.24, 145,409.24 and 30,380.88 is: 45,570.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,942.24 : 145,409.24 = 30,380.88 : x
  2. Step 2: Convert to fraction form
    96,942.24/145,409.24 = 30,380.88/x
  3. Step 3: Cross multiply
    96,942.24x = 145,409.24 × 30,380.88
  4. Step 4: Simplify right side
    96,942.24x = 4,417,660,671.33
  5. Step 5: Solve for x
    x = 4,417,660,671.33/96,942.24
  6. Step 6: Final answer
    x = 45,570.03

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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.