Home / 37,661.54-56,432.34-19,891.53

Finding the Fourth Proportional to 37,661.54, 56,432.34 and 19,891.53

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Solution

The fourth proportional to 37,661.54, 56,432.34 and 19,891.53 is: 29,805.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,661.54 : 56,432.34 = 19,891.53 : x
  2. Step 2: Convert to fraction form
    37,661.54/56,432.34 = 19,891.53/x
  3. Step 3: Cross multiply
    37,661.54x = 56,432.34 × 19,891.53
  4. Step 4: Simplify right side
    37,661.54x = 1,122,525,584.08
  5. Step 5: Solve for x
    x = 1,122,525,584.08/37,661.54
  6. Step 6: Final answer
    x = 29,805.62

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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.