Home / 172,960.42-259,419.16-46,610.55

Finding the Fourth Proportional to 172,960.42, 259,419.16 and 46,610.55

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Solution

The fourth proportional to 172,960.42, 259,419.16 and 46,610.55 is: 69,910.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,960.42 : 259,419.16 = 46,610.55 : x
  2. Step 2: Convert to fraction form
    172,960.42/259,419.16 = 46,610.55/x
  3. Step 3: Cross multiply
    172,960.42x = 259,419.16 × 46,610.55
  4. Step 4: Simplify right side
    172,960.42x = 12,091,669,728.14
  5. Step 5: Solve for x
    x = 12,091,669,728.14/172,960.42
  6. Step 6: Final answer
    x = 69,910.04

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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.