Home / 172,516.19-258,771.96-44,431.76

Finding the Fourth Proportional to 172,516.19, 258,771.96 and 44,431.76

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Solution

The fourth proportional to 172,516.19, 258,771.96 and 44,431.76 is: 66,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,516.19 : 258,771.96 = 44,431.76 : x
  2. Step 2: Convert to fraction form
    172,516.19/258,771.96 = 44,431.76/x
  3. Step 3: Cross multiply
    172,516.19x = 258,771.96 × 44,431.76
  4. Step 4: Simplify right side
    172,516.19x = 11,497,693,621.45
  5. Step 5: Solve for x
    x = 11,497,693,621.45/172,516.19
  6. Step 6: Final answer
    x = 66,647.04

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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.