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Finding the Fourth Proportional to 88,254.64, 132,214.92 and 68,435.92

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Solution

The fourth proportional to 88,254.64, 132,214.92 and 68,435.92 is: 102,524.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,254.64 : 132,214.92 = 68,435.92 : x
  2. Step 2: Convert to fraction form
    88,254.64/132,214.92 = 68,435.92/x
  3. Step 3: Cross multiply
    88,254.64x = 132,214.92 × 68,435.92
  4. Step 4: Simplify right side
    88,254.64x = 9,048,249,687.93
  5. Step 5: Solve for x
    x = 9,048,249,687.93/88,254.64
  6. Step 6: Final answer
    x = 102,524.35

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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.