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Finding the Fourth Proportional to 132,573.92, 182,910.76 and 75,203.76

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Solution

The fourth proportional to 132,573.92, 182,910.76 and 75,203.76 is: 103,757.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,573.92 : 182,910.76 = 75,203.76 : x
  2. Step 2: Convert to fraction form
    132,573.92/182,910.76 = 75,203.76/x
  3. Step 3: Cross multiply
    132,573.92x = 182,910.76 × 75,203.76
  4. Step 4: Simplify right side
    132,573.92x = 13,755,576,896.46
  5. Step 5: Solve for x
    x = 13,755,576,896.46/132,573.92
  6. Step 6: Final answer
    x = 103,757.79

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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.