Home / 228,914.25-315,886.23-126,935.96

Finding the Fourth Proportional to 228,914.25, 315,886.23 and 126,935.96

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Solution

The fourth proportional to 228,914.25, 315,886.23 and 126,935.96 is: 175,163.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,914.25 : 315,886.23 = 126,935.96 : x
  2. Step 2: Convert to fraction form
    228,914.25/315,886.23 = 126,935.96/x
  3. Step 3: Cross multiply
    228,914.25x = 315,886.23 × 126,935.96
  4. Step 4: Simplify right side
    228,914.25x = 40,097,322,053.26
  5. Step 5: Solve for x
    x = 40,097,322,053.26/228,914.25
  6. Step 6: Final answer
    x = 175,163.07

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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.