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Finding the Fourth Proportional to 9,042.01, 13,511.17 and 6,892.99

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Solution

The fourth proportional to 9,042.01, 13,511.17 and 6,892.99 is: 10,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.01 : 13,511.17 = 6,892.99 : x
  2. Step 2: Convert to fraction form
    9,042.01/13,511.17 = 6,892.99/x
  3. Step 3: Cross multiply
    9,042.01x = 13,511.17 × 6,892.99
  4. Step 4: Simplify right side
    9,042.01x = 93,132,359.70
  5. Step 5: Solve for x
    x = 93,132,359.70/9,042.01
  6. Step 6: Final answer
    x = 10,299.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.