Home / 261,747.90-361,213.83-148,572.54

Finding the Fourth Proportional to 261,747.90, 361,213.83 and 148,572.54

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Solution

The fourth proportional to 261,747.90, 361,213.83 and 148,572.54 is: 205,031.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,747.90 : 361,213.83 = 148,572.54 : x
  2. Step 2: Convert to fraction form
    261,747.90/361,213.83 = 148,572.54/x
  3. Step 3: Cross multiply
    261,747.90x = 361,213.83 × 148,572.54
  4. Step 4: Simplify right side
    261,747.90x = 53,666,456,206.23
  5. Step 5: Solve for x
    x = 53,666,456,206.23/261,747.90
  6. Step 6: Final answer
    x = 205,031.09

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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.