Home / 261,286.54-360,580.84-148,109.29

Finding the Fourth Proportional to 261,286.54, 360,580.84 and 148,109.29

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Solution

The fourth proportional to 261,286.54, 360,580.84 and 148,109.29 is: 204,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,286.54 : 360,580.84 = 148,109.29 : x
  2. Step 2: Convert to fraction form
    261,286.54/360,580.84 = 148,109.29/x
  3. Step 3: Cross multiply
    261,286.54x = 360,580.84 × 148,109.29
  4. Step 4: Simplify right side
    261,286.54x = 53,405,372,200.00
  5. Step 5: Solve for x
    x = 53,405,372,200.00/261,286.54
  6. Step 6: Final answer
    x = 204,393.89

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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.