Home / 116,197.62-174,287.93-66,120.59

Finding the Fourth Proportional to 116,197.62, 174,287.93 and 66,120.59

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Solution

The fourth proportional to 116,197.62, 174,287.93 and 66,120.59 is: 99,176.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,197.62 : 174,287.93 = 66,120.59 : x
  2. Step 2: Convert to fraction form
    116,197.62/174,287.93 = 66,120.59/x
  3. Step 3: Cross multiply
    116,197.62x = 174,287.93 × 66,120.59
  4. Step 4: Simplify right side
    116,197.62x = 11,524,019,559.44
  5. Step 5: Solve for x
    x = 11,524,019,559.44/116,197.62
  6. Step 6: Final answer
    x = 99,176.04

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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.