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Finding the Fourth Proportional to 34,787.04, 52,181.04 and 8,492.40

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Solution

The fourth proportional to 34,787.04, 52,181.04 and 8,492.40 is: 12,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,787.04 : 52,181.04 = 8,492.40 : x
  2. Step 2: Convert to fraction form
    34,787.04/52,181.04 = 8,492.40/x
  3. Step 3: Cross multiply
    34,787.04x = 52,181.04 × 8,492.40
  4. Step 4: Simplify right side
    34,787.04x = 443,142,264.10
  5. Step 5: Solve for x
    x = 443,142,264.10/34,787.04
  6. Step 6: Final answer
    x = 12,738.72

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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.