Home / 154,079.73-230,725.01-106,629.12

Finding the Fourth Proportional to 154,079.73, 230,725.01 and 106,629.12

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Solution

The fourth proportional to 154,079.73, 230,725.01 and 106,629.12 is: 159,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,079.73 : 230,725.01 = 106,629.12 : x
  2. Step 2: Convert to fraction form
    154,079.73/230,725.01 = 106,629.12/x
  3. Step 3: Cross multiply
    154,079.73x = 230,725.01 × 106,629.12
  4. Step 4: Simplify right side
    154,079.73x = 24,602,004,245.15
  5. Step 5: Solve for x
    x = 24,602,004,245.15/154,079.73
  6. Step 6: Final answer
    x = 159,670.61

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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.