Home / 164,621.34-227,178.54-89,169.84

Finding the Fourth Proportional to 164,621.34, 227,178.54 and 89,169.84

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Solution

The fourth proportional to 164,621.34, 227,178.54 and 89,169.84 is: 123,054.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,621.34 : 227,178.54 = 89,169.84 : x
  2. Step 2: Convert to fraction form
    164,621.34/227,178.54 = 89,169.84/x
  3. Step 3: Cross multiply
    164,621.34x = 227,178.54 × 89,169.84
  4. Step 4: Simplify right side
    164,621.34x = 20,257,474,063.23
  5. Step 5: Solve for x
    x = 20,257,474,063.23/164,621.34
  6. Step 6: Final answer
    x = 123,054.97

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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.