Home / 69,163.93-95,453.40-42,324.31

Finding the Fourth Proportional to 69,163.93, 95,453.40 and 42,324.31

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Solution

The fourth proportional to 69,163.93, 95,453.40 and 42,324.31 is: 58,411.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,163.93 : 95,453.40 = 42,324.31 : x
  2. Step 2: Convert to fraction form
    69,163.93/95,453.40 = 42,324.31/x
  3. Step 3: Cross multiply
    69,163.93x = 95,453.40 × 42,324.31
  4. Step 4: Simplify right side
    69,163.93x = 4,039,999,292.15
  5. Step 5: Solve for x
    x = 4,039,999,292.15/69,163.93
  6. Step 6: Final answer
    x = 58,411.94

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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.