Home / 114,491.20-171,736.80-84,966.70

Finding the Fourth Proportional to 114,491.20, 171,736.80 and 84,966.70

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Solution

The fourth proportional to 114,491.20, 171,736.80 and 84,966.70 is: 127,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,491.20 : 171,736.80 = 84,966.70 : x
  2. Step 2: Convert to fraction form
    114,491.20/171,736.80 = 84,966.70/x
  3. Step 3: Cross multiply
    114,491.20x = 171,736.80 × 84,966.70
  4. Step 4: Simplify right side
    114,491.20x = 14,591,909,164.56
  5. Step 5: Solve for x
    x = 14,591,909,164.56/114,491.20
  6. Step 6: Final answer
    x = 127,450.05

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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.