Home / 37,149.69-51,266.61-21,234.09

Finding the Fourth Proportional to 37,149.69, 51,266.61 and 21,234.09

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Solution

The fourth proportional to 37,149.69, 51,266.61 and 21,234.09 is: 29,303.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,149.69 : 51,266.61 = 21,234.09 : x
  2. Step 2: Convert to fraction form
    37,149.69/51,266.61 = 21,234.09/x
  3. Step 3: Cross multiply
    37,149.69x = 51,266.61 × 21,234.09
  4. Step 4: Simplify right side
    37,149.69x = 1,088,599,810.73
  5. Step 5: Solve for x
    x = 1,088,599,810.73/37,149.69
  6. Step 6: Final answer
    x = 29,303.07

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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.