Home / 261,849.48-361,354.82-148,674.76

Finding the Fourth Proportional to 261,849.48, 361,354.82 and 148,674.76

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Solution

The fourth proportional to 261,849.48, 361,354.82 and 148,674.76 is: 205,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,849.48 : 361,354.82 = 148,674.76 : x
  2. Step 2: Convert to fraction form
    261,849.48/361,354.82 = 148,674.76/x
  3. Step 3: Cross multiply
    261,849.48x = 361,354.82 × 148,674.76
  4. Step 4: Simplify right side
    261,849.48x = 53,724,341,138.34
  5. Step 5: Solve for x
    x = 53,724,341,138.34/261,849.48
  6. Step 6: Final answer
    x = 205,172.61

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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.