Home / 114,187.12-171,238.46-39,286.62

Finding the Fourth Proportional to 114,187.12, 171,238.46 and 39,286.62

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Solution

The fourth proportional to 114,187.12, 171,238.46 and 39,286.62 is: 58,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,187.12 : 171,238.46 = 39,286.62 : x
  2. Step 2: Convert to fraction form
    114,187.12/171,238.46 = 39,286.62/x
  3. Step 3: Cross multiply
    114,187.12x = 171,238.46 × 39,286.62
  4. Step 4: Simplify right side
    114,187.12x = 6,727,380,110.97
  5. Step 5: Solve for x
    x = 6,727,380,110.97/114,187.12
  6. Step 6: Final answer
    x = 58,915.40

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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.