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Finding the Fourth Proportional to 34,900.38, 52,352.24 and 9,942.12

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Solution

The fourth proportional to 34,900.38, 52,352.24 and 9,942.12 is: 14,913.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,900.38 : 52,352.24 = 9,942.12 : x
  2. Step 2: Convert to fraction form
    34,900.38/52,352.24 = 9,942.12/x
  3. Step 3: Cross multiply
    34,900.38x = 52,352.24 × 9,942.12
  4. Step 4: Simplify right side
    34,900.38x = 520,492,202.64
  5. Step 5: Solve for x
    x = 520,492,202.64/34,900.38
  6. Step 6: Final answer
    x = 14,913.65

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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.