Home / 55,108.35-82,516.73-43,347.15

Finding the Fourth Proportional to 55,108.35, 82,516.73 and 43,347.15

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Solution

The fourth proportional to 55,108.35, 82,516.73 and 43,347.15 is: 64,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,108.35 : 82,516.73 = 43,347.15 : x
  2. Step 2: Convert to fraction form
    55,108.35/82,516.73 = 43,347.15/x
  3. Step 3: Cross multiply
    55,108.35x = 82,516.73 × 43,347.15
  4. Step 4: Simplify right side
    55,108.35x = 3,576,864,856.08
  5. Step 5: Solve for x
    x = 3,576,864,856.08/55,108.35
  6. Step 6: Final answer
    x = 64,906.04

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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.