Home / 126,876.04-175,107.57-73,150.54

Finding the Fourth Proportional to 126,876.04, 175,107.57 and 73,150.54

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Solution

The fourth proportional to 126,876.04, 175,107.57 and 73,150.54 is: 100,958.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,876.04 : 175,107.57 = 73,150.54 : x
  2. Step 2: Convert to fraction form
    126,876.04/175,107.57 = 73,150.54/x
  3. Step 3: Cross multiply
    126,876.04x = 175,107.57 × 73,150.54
  4. Step 4: Simplify right side
    126,876.04x = 12,809,213,303.59
  5. Step 5: Solve for x
    x = 12,809,213,303.59/126,876.04
  6. Step 6: Final answer
    x = 100,958.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.