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Finding the Fourth Proportional to 89,191.94, 133,787.90 and 26,862.44

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Solution

The fourth proportional to 89,191.94, 133,787.90 and 26,862.44 is: 40,293.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,191.94 : 133,787.90 = 26,862.44 : x
  2. Step 2: Convert to fraction form
    89,191.94/133,787.90 = 26,862.44/x
  3. Step 3: Cross multiply
    89,191.94x = 133,787.90 × 26,862.44
  4. Step 4: Simplify right side
    89,191.94x = 3,593,868,834.69
  5. Step 5: Solve for x
    x = 3,593,868,834.69/89,191.94
  6. Step 6: Final answer
    x = 40,293.65

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1.5x scale

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.