Home / 116,861.39-175,153.66-53,628.21

Finding the Fourth Proportional to 116,861.39, 175,153.66 and 53,628.21

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Solution

The fourth proportional to 116,861.39, 175,153.66 and 53,628.21 is: 80,378.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,861.39 : 175,153.66 = 53,628.21 : x
  2. Step 2: Convert to fraction form
    116,861.39/175,153.66 = 53,628.21/x
  3. Step 3: Cross multiply
    116,861.39x = 175,153.66 × 53,628.21
  4. Step 4: Simplify right side
    116,861.39x = 9,393,177,126.68
  5. Step 5: Solve for x
    x = 9,393,177,126.68/116,861.39
  6. Step 6: Final answer
    x = 80,378.79

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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.