Home / 261,028.20-391,542.30-94,794.60

Finding the Fourth Proportional to 261,028.20, 391,542.30 and 94,794.60

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Solution

The fourth proportional to 261,028.20, 391,542.30 and 94,794.60 is: 142,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,028.20 : 391,542.30 = 94,794.60 : x
  2. Step 2: Convert to fraction form
    261,028.20/391,542.30 = 94,794.60/x
  3. Step 3: Cross multiply
    261,028.20x = 391,542.30 × 94,794.60
  4. Step 4: Simplify right side
    261,028.20x = 37,116,095,711.58
  5. Step 5: Solve for x
    x = 37,116,095,711.58/261,028.20
  6. Step 6: Final answer
    x = 142,191.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.