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Finding the Fourth Proportional to 95,660.40, 132,010.92 and 53,216.40

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Solution

The fourth proportional to 95,660.40, 132,010.92 and 53,216.40 is: 73,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,660.40 : 132,010.92 = 53,216.40 : x
  2. Step 2: Convert to fraction form
    95,660.40/132,010.92 = 53,216.40/x
  3. Step 3: Cross multiply
    95,660.40x = 132,010.92 × 53,216.40
  4. Step 4: Simplify right side
    95,660.40x = 7,025,145,923.09
  5. Step 5: Solve for x
    x = 7,025,145,923.09/95,660.40
  6. Step 6: Final answer
    x = 73,438.39

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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.