Home / 37,759.67-52,109.66-20,764.61

Finding the Fourth Proportional to 37,759.67, 52,109.66 and 20,764.61

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Solution

The fourth proportional to 37,759.67, 52,109.66 and 20,764.61 is: 28,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,759.67 : 52,109.66 = 20,764.61 : x
  2. Step 2: Convert to fraction form
    37,759.67/52,109.66 = 20,764.61/x
  3. Step 3: Cross multiply
    37,759.67x = 52,109.66 × 20,764.61
  4. Step 4: Simplify right side
    37,759.67x = 1,082,036,663.31
  5. Step 5: Solve for x
    x = 1,082,036,663.31/37,759.67
  6. Step 6: Final answer
    x = 28,655.88

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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.