Home / 114,659.75-158,204.98-69,336.79

Finding the Fourth Proportional to 114,659.75, 158,204.98 and 69,336.79

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Solution

The fourth proportional to 114,659.75, 158,204.98 and 69,336.79 is: 95,669.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,659.75 : 158,204.98 = 69,336.79 : x
  2. Step 2: Convert to fraction form
    114,659.75/158,204.98 = 69,336.79/x
  3. Step 3: Cross multiply
    114,659.75x = 158,204.98 × 69,336.79
  4. Step 4: Simplify right side
    114,659.75x = 10,969,425,475.21
  5. Step 5: Solve for x
    x = 10,969,425,475.21/114,659.75
  6. Step 6: Final answer
    x = 95,669.37

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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.