Home / 37,745.11-52,089.42-20,750.66

Finding the Fourth Proportional to 37,745.11, 52,089.42 and 20,750.66

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Solution

The fourth proportional to 37,745.11, 52,089.42 and 20,750.66 is: 28,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,745.11 : 52,089.42 = 20,750.66 : x
  2. Step 2: Convert to fraction form
    37,745.11/52,089.42 = 20,750.66/x
  3. Step 3: Cross multiply
    37,745.11x = 52,089.42 × 20,750.66
  4. Step 4: Simplify right side
    37,745.11x = 1,080,889,583.57
  5. Step 5: Solve for x
    x = 1,080,889,583.57/37,745.11
  6. Step 6: Final answer
    x = 28,636.55

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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.