Home / 167,431.16-251,119.14-55,112.84

Finding the Fourth Proportional to 167,431.16, 251,119.14 and 55,112.84

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Solution

The fourth proportional to 167,431.16, 251,119.14 and 55,112.84 is: 82,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,431.16 : 251,119.14 = 55,112.84 : x
  2. Step 2: Convert to fraction form
    167,431.16/251,119.14 = 55,112.84/x
  3. Step 3: Cross multiply
    167,431.16x = 251,119.14 × 55,112.84
  4. Step 4: Simplify right side
    167,431.16x = 13,839,888,983.76
  5. Step 5: Solve for x
    x = 13,839,888,983.76/167,431.16
  6. Step 6: Final answer
    x = 82,660.17

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1.5x scale

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.