Home / 47,385.05-65,390.94-26,163.86

Finding the Fourth Proportional to 47,385.05, 65,390.94 and 26,163.86

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Solution

The fourth proportional to 47,385.05, 65,390.94 and 26,163.86 is: 36,105.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,385.05 : 65,390.94 = 26,163.86 : x
  2. Step 2: Convert to fraction form
    47,385.05/65,390.94 = 26,163.86/x
  3. Step 3: Cross multiply
    47,385.05x = 65,390.94 × 26,163.86
  4. Step 4: Simplify right side
    47,385.05x = 1,710,879,399.43
  5. Step 5: Solve for x
    x = 1,710,879,399.43/47,385.05
  6. Step 6: Final answer
    x = 36,105.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.