Home / 98,849.20-148,284.60-95,738.80

Finding the Fourth Proportional to 98,849.20, 148,284.60 and 95,738.80

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Solution

The fourth proportional to 98,849.20, 148,284.60 and 95,738.80 is: 143,618.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,849.20 : 148,284.60 = 95,738.80 : x
  2. Step 2: Convert to fraction form
    98,849.20/148,284.60 = 95,738.80/x
  3. Step 3: Cross multiply
    98,849.20x = 148,284.60 × 95,738.80
  4. Step 4: Simplify right side
    98,849.20x = 14,196,589,662.48
  5. Step 5: Solve for x
    x = 14,196,589,662.48/98,849.20
  6. Step 6: Final answer
    x = 143,618.66

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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.