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Finding the Fourth Proportional to 34,694.16, 52,068.90 and 12,523.08

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Solution

The fourth proportional to 34,694.16, 52,068.90 and 12,523.08 is: 18,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,694.16 : 52,068.90 = 12,523.08 : x
  2. Step 2: Convert to fraction form
    34,694.16/52,068.90 = 12,523.08/x
  3. Step 3: Cross multiply
    34,694.16x = 52,068.90 × 12,523.08
  4. Step 4: Simplify right side
    34,694.16x = 652,063,000.21
  5. Step 5: Solve for x
    x = 652,063,000.21/34,694.16
  6. Step 6: Final answer
    x = 18,794.60

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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.