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Finding the Fourth Proportional to 88,410.75, 132,617.50 and 49,216.98

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Solution

The fourth proportional to 88,410.75, 132,617.50 and 49,216.98 is: 73,826.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,410.75 : 132,617.50 = 49,216.98 : x
  2. Step 2: Convert to fraction form
    88,410.75/132,617.50 = 49,216.98/x
  3. Step 3: Cross multiply
    88,410.75x = 132,617.50 × 49,216.98
  4. Step 4: Simplify right side
    88,410.75x = 6,527,032,845.15
  5. Step 5: Solve for x
    x = 6,527,032,845.15/88,410.75
  6. Step 6: Final answer
    x = 73,826.24

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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.