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Finding the Fourth Proportional to 18,294.70, 27,437.94 and 10,901.26

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Solution

The fourth proportional to 18,294.70, 27,437.94 and 10,901.26 is: 16,349.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.70 : 27,437.94 = 10,901.26 : x
  2. Step 2: Convert to fraction form
    18,294.70/27,437.94 = 10,901.26/x
  3. Step 3: Cross multiply
    18,294.70x = 27,437.94 × 10,901.26
  4. Step 4: Simplify right side
    18,294.70x = 299,108,117.80
  5. Step 5: Solve for x
    x = 299,108,117.80/18,294.70
  6. Step 6: Final answer
    x = 16,349.44

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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.