Home / 37,760.42-52,110.69-20,765.36

Finding the Fourth Proportional to 37,760.42, 52,110.69 and 20,765.36

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Solution

The fourth proportional to 37,760.42, 52,110.69 and 20,765.36 is: 28,656.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,760.42 : 52,110.69 = 20,765.36 : x
  2. Step 2: Convert to fraction form
    37,760.42/52,110.69 = 20,765.36/x
  3. Step 3: Cross multiply
    37,760.42x = 52,110.69 × 20,765.36
  4. Step 4: Simplify right side
    37,760.42x = 1,082,097,237.70
  5. Step 5: Solve for x
    x = 1,082,097,237.70/37,760.42
  6. Step 6: Final answer
    x = 28,656.92

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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.