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Finding the Fourth Proportional to 96,003.30, 132,484.34 and 55,740.63

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Solution

The fourth proportional to 96,003.30, 132,484.34 and 55,740.63 is: 76,921.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,003.30 : 132,484.34 = 55,740.63 : x
  2. Step 2: Convert to fraction form
    96,003.30/132,484.34 = 55,740.63/x
  3. Step 3: Cross multiply
    96,003.30x = 132,484.34 × 55,740.63
  4. Step 4: Simplify right side
    96,003.30x = 7,384,760,576.73
  5. Step 5: Solve for x
    x = 7,384,760,576.73/96,003.30
  6. Step 6: Final answer
    x = 76,921.95

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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.