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Finding the Fourth Proportional to 22,900.08, 34,350 and 7,314

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Solution

The fourth proportional to 22,900.08, 34,350 and 7,314 is: 10,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,900.08 : 34,350 = 7,314 : x
  2. Step 2: Convert to fraction form
    22,900.08/34,350 = 7,314/x
  3. Step 3: Cross multiply
    22,900.08x = 34,350 × 7,314
  4. Step 4: Simplify right side
    22,900.08x = 251,235,900
  5. Step 5: Solve for x
    x = 251,235,900/22,900.08
  6. Step 6: Final answer
    x = 10,970.96

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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.