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Finding the Fourth Proportional to 176,245.31, 243,218.84 and 95,672.90

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Solution

The fourth proportional to 176,245.31, 243,218.84 and 95,672.90 is: 132,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,245.31 : 243,218.84 = 95,672.90 : x
  2. Step 2: Convert to fraction form
    176,245.31/243,218.84 = 95,672.90/x
  3. Step 3: Cross multiply
    176,245.31x = 243,218.84 × 95,672.90
  4. Step 4: Simplify right side
    176,245.31x = 23,269,451,887.12
  5. Step 5: Solve for x
    x = 23,269,451,887.12/176,245.31
  6. Step 6: Final answer
    x = 132,028.77

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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.