Home / 37,149.03-51,269.20-21,230.39

Finding the Fourth Proportional to 37,149.03, 51,269.20 and 21,230.39

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Solution

The fourth proportional to 37,149.03, 51,269.20 and 21,230.39 is: 29,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,149.03 : 51,269.20 = 21,230.39 : x
  2. Step 2: Convert to fraction form
    37,149.03/51,269.20 = 21,230.39/x
  3. Step 3: Cross multiply
    37,149.03x = 51,269.20 × 21,230.39
  4. Step 4: Simplify right side
    37,149.03x = 1,088,465,186.09
  5. Step 5: Solve for x
    x = 1,088,465,186.09/37,149.03
  6. Step 6: Final answer
    x = 29,299.96

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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.