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Finding the Fourth Proportional to 34,869.26, 48,118.02 and 19,761.03

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Solution

The fourth proportional to 34,869.26, 48,118.02 and 19,761.03 is: 27,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,869.26 : 48,118.02 = 19,761.03 : x
  2. Step 2: Convert to fraction form
    34,869.26/48,118.02 = 19,761.03/x
  3. Step 3: Cross multiply
    34,869.26x = 48,118.02 × 19,761.03
  4. Step 4: Simplify right side
    34,869.26x = 950,861,636.76
  5. Step 5: Solve for x
    x = 950,861,636.76/34,869.26
  6. Step 6: Final answer
    x = 27,269.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.