Home / 37,745.54-52,089.85-20,519.07

Finding the Fourth Proportional to 37,745.54, 52,089.85 and 20,519.07

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Solution

The fourth proportional to 37,745.54, 52,089.85 and 20,519.07 is: 28,316.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,745.54 : 52,089.85 = 20,519.07 : x
  2. Step 2: Convert to fraction form
    37,745.54/52,089.85 = 20,519.07/x
  3. Step 3: Cross multiply
    37,745.54x = 52,089.85 × 20,519.07
  4. Step 4: Simplify right side
    37,745.54x = 1,068,835,108.75
  5. Step 5: Solve for x
    x = 1,068,835,108.75/37,745.54
  6. Step 6: Final answer
    x = 28,316.86

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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.