Home / 261,910.06-361,438.41-148,733.62

Finding the Fourth Proportional to 261,910.06, 361,438.41 and 148,733.62

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Solution

The fourth proportional to 261,910.06, 361,438.41 and 148,733.62 is: 205,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,910.06 : 361,438.41 = 148,733.62 : x
  2. Step 2: Convert to fraction form
    261,910.06/361,438.41 = 148,733.62/x
  3. Step 3: Cross multiply
    261,910.06x = 361,438.41 × 148,733.62
  4. Step 4: Simplify right side
    261,910.06x = 53,758,043,126.34
  5. Step 5: Solve for x
    x = 53,758,043,126.34/261,910.06
  6. Step 6: Final answer
    x = 205,253.83

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1.5x scale

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.