Home / 235,311.27-324,732.09-127,881.33

Finding the Fourth Proportional to 235,311.27, 324,732.09 and 127,881.33

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Solution

The fourth proportional to 235,311.27, 324,732.09 and 127,881.33 is: 176,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,311.27 : 324,732.09 = 127,881.33 : x
  2. Step 2: Convert to fraction form
    235,311.27/324,732.09 = 127,881.33/x
  3. Step 3: Cross multiply
    235,311.27x = 324,732.09 × 127,881.33
  4. Step 4: Simplify right side
    235,311.27x = 41,527,169,299.81
  5. Step 5: Solve for x
    x = 41,527,169,299.81/235,311.27
  6. Step 6: Final answer
    x = 176,477.60

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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.