Home / 172,981.05-259,452.25-46,633.87

Finding the Fourth Proportional to 172,981.05, 259,452.25 and 46,633.87

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Solution

The fourth proportional to 172,981.05, 259,452.25 and 46,633.87 is: 69,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,981.05 : 259,452.25 = 46,633.87 : x
  2. Step 2: Convert to fraction form
    172,981.05/259,452.25 = 46,633.87/x
  3. Step 3: Cross multiply
    172,981.05x = 259,452.25 × 46,633.87
  4. Step 4: Simplify right side
    172,981.05x = 12,099,262,497.71
  5. Step 5: Solve for x
    x = 12,099,262,497.71/172,981.05
  6. Step 6: Final answer
    x = 69,945.60

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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.