Home / 96,760.38-145,157.00-30,199.04

Finding the Fourth Proportional to 96,760.38, 145,157.00 and 30,199.04

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Solution

The fourth proportional to 96,760.38, 145,157.00 and 30,199.04 is: 45,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,760.38 : 145,157.00 = 30,199.04 : x
  2. Step 2: Convert to fraction form
    96,760.38/145,157.00 = 30,199.04/x
  3. Step 3: Cross multiply
    96,760.38x = 145,157.00 × 30,199.04
  4. Step 4: Simplify right side
    96,760.38x = 4,383,601,172.50
  5. Step 5: Solve for x
    x = 4,383,601,172.50/96,760.38
  6. Step 6: Final answer
    x = 45,303.68

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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.