Home / 37,166.75-51,290.50-20,171.15

Finding the Fourth Proportional to 37,166.75, 51,290.50 and 20,171.15

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Solution

The fourth proportional to 37,166.75, 51,290.50 and 20,171.15 is: 27,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,166.75 : 51,290.50 = 20,171.15 : x
  2. Step 2: Convert to fraction form
    37,166.75/51,290.50 = 20,171.15/x
  3. Step 3: Cross multiply
    37,166.75x = 51,290.50 × 20,171.15
  4. Step 4: Simplify right side
    37,166.75x = 1,034,588,369.08
  5. Step 5: Solve for x
    x = 1,034,588,369.08/37,166.75
  6. Step 6: Final answer
    x = 27,836.40

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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.