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Finding the Fourth Proportional to 88,068.84, 132,025.49 and 67,384.68

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Solution

The fourth proportional to 88,068.84, 132,025.49 and 67,384.68 is: 101,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,068.84 : 132,025.49 = 67,384.68 : x
  2. Step 2: Convert to fraction form
    88,068.84/132,025.49 = 67,384.68/x
  3. Step 3: Cross multiply
    88,068.84x = 132,025.49 × 67,384.68
  4. Step 4: Simplify right side
    88,068.84x = 8,896,494,398.44
  5. Step 5: Solve for x
    x = 8,896,494,398.44/88,068.84
  6. Step 6: Final answer
    x = 101,017.51

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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.