Home / 108,345.96-162,583.38-49,180.86

Finding the Fourth Proportional to 108,345.96, 162,583.38 and 49,180.86

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Solution

The fourth proportional to 108,345.96, 162,583.38 and 49,180.86 is: 73,800.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,345.96 : 162,583.38 = 49,180.86 : x
  2. Step 2: Convert to fraction form
    108,345.96/162,583.38 = 49,180.86/x
  3. Step 3: Cross multiply
    108,345.96x = 162,583.38 × 49,180.86
  4. Step 4: Simplify right side
    108,345.96x = 7,995,990,450.11
  5. Step 5: Solve for x
    x = 7,995,990,450.11/108,345.96
  6. Step 6: Final answer
    x = 73,800.54

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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.