Home / 351,708.42-527,611.83-115,003.92

Finding the Fourth Proportional to 351,708.42, 527,611.83 and 115,003.92

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Solution

The fourth proportional to 351,708.42, 527,611.83 and 115,003.92 is: 172,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,708.42 : 527,611.83 = 115,003.92 : x
  2. Step 2: Convert to fraction form
    351,708.42/527,611.83 = 115,003.92/x
  3. Step 3: Cross multiply
    351,708.42x = 527,611.83 × 115,003.92
  4. Step 4: Simplify right side
    351,708.42x = 60,677,428,688.37
  5. Step 5: Solve for x
    x = 60,677,428,688.37/351,708.42
  6. Step 6: Final answer
    x = 172,521.97

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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.