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Finding the Fourth Proportional to 88,004.66, 132,004.81 and 25,675.70

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Solution

The fourth proportional to 88,004.66, 132,004.81 and 25,675.70 is: 38,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,004.66 : 132,004.81 = 25,675.70 : x
  2. Step 2: Convert to fraction form
    88,004.66/132,004.81 = 25,675.70/x
  3. Step 3: Cross multiply
    88,004.66x = 132,004.81 × 25,675.70
  4. Step 4: Simplify right side
    88,004.66x = 3,389,315,900.12
  5. Step 5: Solve for x
    x = 3,389,315,900.12/88,004.66
  6. Step 6: Final answer
    x = 38,512.91

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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.