Home / 37,690.29-56,540.49-19,929.54

Finding the Fourth Proportional to 37,690.29, 56,540.49 and 19,929.54

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Solution

The fourth proportional to 37,690.29, 56,540.49 and 19,929.54 is: 29,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,690.29 : 56,540.49 = 19,929.54 : x
  2. Step 2: Convert to fraction form
    37,690.29/56,540.49 = 19,929.54/x
  3. Step 3: Cross multiply
    37,690.29x = 56,540.49 × 19,929.54
  4. Step 4: Simplify right side
    37,690.29x = 1,126,825,957.07
  5. Step 5: Solve for x
    x = 1,126,825,957.07/37,690.29
  6. Step 6: Final answer
    x = 29,896.98

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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.