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Finding the Fourth Proportional to 88,414.94, 132,623.80 and 49,221.16

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Solution

The fourth proportional to 88,414.94, 132,623.80 and 49,221.16 is: 73,832.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,414.94 : 132,623.80 = 49,221.16 : x
  2. Step 2: Convert to fraction form
    88,414.94/132,623.80 = 49,221.16/x
  3. Step 3: Cross multiply
    88,414.94x = 132,623.80 × 49,221.16
  4. Step 4: Simplify right side
    88,414.94x = 6,527,896,825.00
  5. Step 5: Solve for x
    x = 6,527,896,825.00/88,414.94
  6. Step 6: Final answer
    x = 73,832.51

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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.