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Finding the Fourth Proportional to 115,549.80, 173,324.70 and 95,850.60

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Solution

The fourth proportional to 115,549.80, 173,324.70 and 95,850.60 is: 143,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,549.80 : 173,324.70 = 95,850.60 : x
  2. Step 2: Convert to fraction form
    115,549.80/173,324.70 = 95,850.60/x
  3. Step 3: Cross multiply
    115,549.80x = 173,324.70 × 95,850.60
  4. Step 4: Simplify right side
    115,549.80x = 16,613,276,489.82
  5. Step 5: Solve for x
    x = 16,613,276,489.82/115,549.80
  6. Step 6: Final answer
    x = 143,775.90

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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.