Home / 51,842.46-71,538.87-29,180.28

Finding the Fourth Proportional to 51,842.46, 71,538.87 and 29,180.28

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Solution

The fourth proportional to 51,842.46, 71,538.87 and 29,180.28 is: 40,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,842.46 : 71,538.87 = 29,180.28 : x
  2. Step 2: Convert to fraction form
    51,842.46/71,538.87 = 29,180.28/x
  3. Step 3: Cross multiply
    51,842.46x = 71,538.87 × 29,180.28
  4. Step 4: Simplify right side
    51,842.46x = 2,087,524,257.48
  5. Step 5: Solve for x
    x = 2,087,524,257.48/51,842.46
  6. Step 6: Final answer
    x = 40,266.69

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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.