Home / 164,621.43-227,178.27-89,169.93

Finding the Fourth Proportional to 164,621.43, 227,178.27 and 89,169.93

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Solution

The fourth proportional to 164,621.43, 227,178.27 and 89,169.93 is: 123,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,621.43 : 227,178.27 = 89,169.93 : x
  2. Step 2: Convert to fraction form
    164,621.43/227,178.27 = 89,169.93/x
  3. Step 3: Cross multiply
    164,621.43x = 227,178.27 × 89,169.93
  4. Step 4: Simplify right side
    164,621.43x = 20,257,470,433.42
  5. Step 5: Solve for x
    x = 20,257,470,433.42/164,621.43
  6. Step 6: Final answer
    x = 123,054.88

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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.