Home / 115,586.37-173,429.64-40,759.97

Finding the Fourth Proportional to 115,586.37, 173,429.64 and 40,759.97

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Solution

The fourth proportional to 115,586.37, 173,429.64 and 40,759.97 is: 61,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,586.37 : 173,429.64 = 40,759.97 : x
  2. Step 2: Convert to fraction form
    115,586.37/173,429.64 = 40,759.97/x
  3. Step 3: Cross multiply
    115,586.37x = 173,429.64 × 40,759.97
  4. Step 4: Simplify right side
    115,586.37x = 7,068,986,056.36
  5. Step 5: Solve for x
    x = 7,068,986,056.36/115,586.37
  6. Step 6: Final answer
    x = 61,157.61

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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.