Home / 116,928.70-175,419-54,565.18

Finding the Fourth Proportional to 116,928.70, 175,419 and 54,565.18

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Solution

The fourth proportional to 116,928.70, 175,419 and 54,565.18 is: 81,859.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,928.70 : 175,419 = 54,565.18 : x
  2. Step 2: Convert to fraction form
    116,928.70/175,419 = 54,565.18/x
  3. Step 3: Cross multiply
    116,928.70x = 175,419 × 54,565.18
  4. Step 4: Simplify right side
    116,928.70x = 9,571,769,310.42
  5. Step 5: Solve for x
    x = 9,571,769,310.42/116,928.70
  6. Step 6: Final answer
    x = 81,859.88

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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.