Home / 69,403.85-95,793.12-45,162.09

Finding the Fourth Proportional to 69,403.85, 95,793.12 and 45,162.09

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Solution

The fourth proportional to 69,403.85, 95,793.12 and 45,162.09 is: 62,333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,403.85 : 95,793.12 = 45,162.09 : x
  2. Step 2: Convert to fraction form
    69,403.85/95,793.12 = 45,162.09/x
  3. Step 3: Cross multiply
    69,403.85x = 95,793.12 × 45,162.09
  4. Step 4: Simplify right side
    69,403.85x = 4,326,216,978.24
  5. Step 5: Solve for x
    x = 4,326,216,978.24/69,403.85
  6. Step 6: Final answer
    x = 62,333.97

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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.