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Finding the Fourth Proportional to 88,068.58, 132,025.11 and 67,384.42

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Solution

The fourth proportional to 88,068.58, 132,025.11 and 67,384.42 is: 101,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,068.58 : 132,025.11 = 67,384.42 : x
  2. Step 2: Convert to fraction form
    88,068.58/132,025.11 = 67,384.42/x
  3. Step 3: Cross multiply
    88,068.58x = 132,025.11 × 67,384.42
  4. Step 4: Simplify right side
    88,068.58x = 8,896,435,961.31
  5. Step 5: Solve for x
    x = 8,896,435,961.31/88,068.58
  6. Step 6: Final answer
    x = 101,017.14

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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.