Home / 37,109.46-51,211.08-20,113.86

Finding the Fourth Proportional to 37,109.46, 51,211.08 and 20,113.86

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Solution

The fourth proportional to 37,109.46, 51,211.08 and 20,113.86 is: 27,757.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,109.46 : 51,211.08 = 20,113.86 : x
  2. Step 2: Convert to fraction form
    37,109.46/51,211.08 = 20,113.86/x
  3. Step 3: Cross multiply
    37,109.46x = 51,211.08 × 20,113.86
  4. Step 4: Simplify right side
    37,109.46x = 1,030,052,493.57
  5. Step 5: Solve for x
    x = 1,030,052,493.57/37,109.46
  6. Step 6: Final answer
    x = 27,757.14

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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.