Home / 82,824.12-114,297.48-45,100.80

Finding the Fourth Proportional to 82,824.12, 114,297.48 and 45,100.80

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Solution

The fourth proportional to 82,824.12, 114,297.48 and 45,100.80 is: 62,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,824.12 : 114,297.48 = 45,100.80 : x
  2. Step 2: Convert to fraction form
    82,824.12/114,297.48 = 45,100.80/x
  3. Step 3: Cross multiply
    82,824.12x = 114,297.48 × 45,100.80
  4. Step 4: Simplify right side
    82,824.12x = 5,154,907,785.98
  5. Step 5: Solve for x
    x = 5,154,907,785.98/82,824.12
  6. Step 6: Final answer
    x = 62,239.21

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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.