Home / 51,977.88-71,727.75-29,317.44

Finding the Fourth Proportional to 51,977.88, 71,727.75 and 29,317.44

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Solution

The fourth proportional to 51,977.88, 71,727.75 and 29,317.44 is: 40,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,977.88 : 71,727.75 = 29,317.44 : x
  2. Step 2: Convert to fraction form
    51,977.88/71,727.75 = 29,317.44/x
  3. Step 3: Cross multiply
    51,977.88x = 71,727.75 × 29,317.44
  4. Step 4: Simplify right side
    51,977.88x = 2,102,874,006.96
  5. Step 5: Solve for x
    x = 2,102,874,006.96/51,977.88
  6. Step 6: Final answer
    x = 40,457.09

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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.