Home / 71,852.10-107,711.73-36,714.30

Finding the Fourth Proportional to 71,852.10, 107,711.73 and 36,714.30

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Solution

The fourth proportional to 71,852.10, 107,711.73 and 36,714.30 is: 55,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,852.10 : 107,711.73 = 36,714.30 : x
  2. Step 2: Convert to fraction form
    71,852.10/107,711.73 = 36,714.30/x
  3. Step 3: Cross multiply
    71,852.10x = 107,711.73 × 36,714.30
  4. Step 4: Simplify right side
    71,852.10x = 3,954,560,768.74
  5. Step 5: Solve for x
    x = 3,954,560,768.74/71,852.10
  6. Step 6: Final answer
    x = 55,037.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.