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Finding the Fourth Proportional to 88,652.88, 132,995.52 and 53,550.72

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Solution

The fourth proportional to 88,652.88, 132,995.52 and 53,550.72 is: 80,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,652.88 : 132,995.52 = 53,550.72 : x
  2. Step 2: Convert to fraction form
    88,652.88/132,995.52 = 53,550.72/x
  3. Step 3: Cross multiply
    88,652.88x = 132,995.52 × 53,550.72
  4. Step 4: Simplify right side
    88,652.88x = 7,122,005,852.77
  5. Step 5: Solve for x
    x = 7,122,005,852.77/88,652.88
  6. Step 6: Final answer
    x = 80,335.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.