Home / 172,971.66-259,532.42-92,916.22

Finding the Fourth Proportional to 172,971.66, 259,532.42 and 92,916.22

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Solution

The fourth proportional to 172,971.66, 259,532.42 and 92,916.22 is: 139,414.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,971.66 : 259,532.42 = 92,916.22 : x
  2. Step 2: Convert to fraction form
    172,971.66/259,532.42 = 92,916.22/x
  3. Step 3: Cross multiply
    172,971.66x = 259,532.42 × 92,916.22
  4. Step 4: Simplify right side
    172,971.66x = 24,114,771,433.85
  5. Step 5: Solve for x
    x = 24,114,771,433.85/172,971.66
  6. Step 6: Final answer
    x = 139,414.58

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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.