Home / 261,750.90-361,217.97-148,575.54

Finding the Fourth Proportional to 261,750.90, 361,217.97 and 148,575.54

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Solution

The fourth proportional to 261,750.90, 361,217.97 and 148,575.54 is: 205,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,750.90 : 361,217.97 = 148,575.54 : x
  2. Step 2: Convert to fraction form
    261,750.90/361,217.97 = 148,575.54/x
  3. Step 3: Cross multiply
    261,750.90x = 361,217.97 × 148,575.54
  4. Step 4: Simplify right side
    261,750.90x = 53,668,154,950.45
  5. Step 5: Solve for x
    x = 53,668,154,950.45/261,750.90
  6. Step 6: Final answer
    x = 205,035.23

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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.