Home / 51,490.41-71,057.85-29,134.41

Finding the Fourth Proportional to 51,490.41, 71,057.85 and 29,134.41

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Solution

The fourth proportional to 51,490.41, 71,057.85 and 29,134.41 is: 40,206.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,490.41 : 71,057.85 = 29,134.41 : x
  2. Step 2: Convert to fraction form
    51,490.41/71,057.85 = 29,134.41/x
  3. Step 3: Cross multiply
    51,490.41x = 71,057.85 × 29,134.41
  4. Step 4: Simplify right side
    51,490.41x = 2,070,228,159.90
  5. Step 5: Solve for x
    x = 2,070,228,159.90/51,490.41
  6. Step 6: Final answer
    x = 40,206.09

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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.