Home / 261,672.20-361,087.04-148,494.96

Finding the Fourth Proportional to 261,672.20, 361,087.04 and 148,494.96

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Solution

The fourth proportional to 261,672.20, 361,087.04 and 148,494.96 is: 204,911.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,672.20 : 361,087.04 = 148,494.96 : x
  2. Step 2: Convert to fraction form
    261,672.20/361,087.04 = 148,494.96/x
  3. Step 3: Cross multiply
    261,672.20x = 361,087.04 × 148,494.96
  4. Step 4: Simplify right side
    261,672.20x = 53,619,605,561.32
  5. Step 5: Solve for x
    x = 53,619,605,561.32/261,672.20
  6. Step 6: Final answer
    x = 204,911.36

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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.