Home / 34,747.16-52,190.55-20,734.56

Finding the Fourth Proportional to 34,747.16, 52,190.55 and 20,734.56

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Solution

The fourth proportional to 34,747.16, 52,190.55 and 20,734.56 is: 31,143.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.16 : 52,190.55 = 20,734.56 : x
  2. Step 2: Convert to fraction form
    34,747.16/52,190.55 = 20,734.56/x
  3. Step 3: Cross multiply
    34,747.16x = 52,190.55 × 20,734.56
  4. Step 4: Simplify right side
    34,747.16x = 1,082,148,090.41
  5. Step 5: Solve for x
    x = 1,082,148,090.41/34,747.16
  6. Step 6: Final answer
    x = 31,143.50

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1.5x scale

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.