Home / 154,908.54-232,316.28-55,055.61

Finding the Fourth Proportional to 154,908.54, 232,316.28 and 55,055.61

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Solution

The fourth proportional to 154,908.54, 232,316.28 and 55,055.61 is: 82,566.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,908.54 : 232,316.28 = 55,055.61 : x
  2. Step 2: Convert to fraction form
    154,908.54/232,316.28 = 55,055.61/x
  3. Step 3: Cross multiply
    154,908.54x = 232,316.28 × 55,055.61
  4. Step 4: Simplify right side
    154,908.54x = 12,790,314,508.33
  5. Step 5: Solve for x
    x = 12,790,314,508.33/154,908.54
  6. Step 6: Final answer
    x = 82,566.88

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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.