Home / 164,947.20-227,628.27-89,495.70

Finding the Fourth Proportional to 164,947.20, 227,628.27 and 89,495.70

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Solution

The fourth proportional to 164,947.20, 227,628.27 and 89,495.70 is: 123,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,947.20 : 227,628.27 = 89,495.70 : x
  2. Step 2: Convert to fraction form
    164,947.20/227,628.27 = 89,495.70/x
  3. Step 3: Cross multiply
    164,947.20x = 227,628.27 × 89,495.70
  4. Step 4: Simplify right side
    164,947.20x = 20,371,751,363.44
  5. Step 5: Solve for x
    x = 20,371,751,363.44/164,947.20
  6. Step 6: Final answer
    x = 123,504.68

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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.