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Finding the Fourth Proportional to 96,250.40, 132,828.60 and 53,808.80

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Solution

The fourth proportional to 96,250.40, 132,828.60 and 53,808.80 is: 74,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,250.40 : 132,828.60 = 53,808.80 : x
  2. Step 2: Convert to fraction form
    96,250.40/132,828.60 = 53,808.80/x
  3. Step 3: Cross multiply
    96,250.40x = 132,828.60 × 53,808.80
  4. Step 4: Simplify right side
    96,250.40x = 7,147,347,571.68
  5. Step 5: Solve for x
    x = 7,147,347,571.68/96,250.40
  6. Step 6: Final answer
    x = 74,257.85

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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.