Home / 261,926.40-361,460.92-148,749.96

Finding the Fourth Proportional to 261,926.40, 361,460.92 and 148,749.96

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Solution

The fourth proportional to 261,926.40, 361,460.92 and 148,749.96 is: 205,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,926.40 : 361,460.92 = 148,749.96 : x
  2. Step 2: Convert to fraction form
    261,926.40/361,460.92 = 148,749.96/x
  3. Step 3: Cross multiply
    261,926.40x = 361,460.92 × 148,749.96
  4. Step 4: Simplify right side
    261,926.40x = 53,767,297,391.56
  5. Step 5: Solve for x
    x = 53,767,297,391.56/261,926.40
  6. Step 6: Final answer
    x = 205,276.36

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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.