Home / 228,286.96-315,085.65-132,806.18

Finding the Fourth Proportional to 228,286.96, 315,085.65 and 132,806.18

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Solution

The fourth proportional to 228,286.96, 315,085.65 and 132,806.18 is: 183,301.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,286.96 : 315,085.65 = 132,806.18 : x
  2. Step 2: Convert to fraction form
    228,286.96/315,085.65 = 132,806.18/x
  3. Step 3: Cross multiply
    228,286.96x = 315,085.65 × 132,806.18
  4. Step 4: Simplify right side
    228,286.96x = 41,845,321,839.01
  5. Step 5: Solve for x
    x = 41,845,321,839.01/228,286.96
  6. Step 6: Final answer
    x = 183,301.41

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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.