Home / 269,286.51-371,613.33-148,428.03

Finding the Fourth Proportional to 269,286.51, 371,613.33 and 148,428.03

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Solution

The fourth proportional to 269,286.51, 371,613.33 and 148,428.03 is: 204,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,286.51 : 371,613.33 = 148,428.03 : x
  2. Step 2: Convert to fraction form
    269,286.51/371,613.33 = 148,428.03/x
  3. Step 3: Cross multiply
    269,286.51x = 371,613.33 × 148,428.03
  4. Step 4: Simplify right side
    269,286.51x = 55,157,834,493.64
  5. Step 5: Solve for x
    x = 55,157,834,493.64/269,286.51
  6. Step 6: Final answer
    x = 204,829.55

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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.