Home / 82,969.22-114,497.30-45,243.47

Finding the Fourth Proportional to 82,969.22, 114,497.30 and 45,243.47

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Solution

The fourth proportional to 82,969.22, 114,497.30 and 45,243.47 is: 62,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,969.22 : 114,497.30 = 45,243.47 : x
  2. Step 2: Convert to fraction form
    82,969.22/114,497.30 = 45,243.47/x
  3. Step 3: Cross multiply
    82,969.22x = 114,497.30 × 45,243.47
  4. Step 4: Simplify right side
    82,969.22x = 5,180,255,157.63
  5. Step 5: Solve for x
    x = 5,180,255,157.63/82,969.22
  6. Step 6: Final answer
    x = 62,435.87

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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.