Home / 167,686.88-231,406.80-95,103.60

Finding the Fourth Proportional to 167,686.88, 231,406.80 and 95,103.60

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Solution

The fourth proportional to 167,686.88, 231,406.80 and 95,103.60 is: 131,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,686.88 : 231,406.80 = 95,103.60 : x
  2. Step 2: Convert to fraction form
    167,686.88/231,406.80 = 95,103.60/x
  3. Step 3: Cross multiply
    167,686.88x = 231,406.80 × 95,103.60
  4. Step 4: Simplify right side
    167,686.88x = 22,007,619,744.48
  5. Step 5: Solve for x
    x = 22,007,619,744.48/167,686.88
  6. Step 6: Final answer
    x = 131,242.35

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1.5x scale

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.