Home / 83,242.56-114,875.52-45,517.44

Finding the Fourth Proportional to 83,242.56, 114,875.52 and 45,517.44

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Solution

The fourth proportional to 83,242.56, 114,875.52 and 45,517.44 is: 62,814.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,242.56 : 114,875.52 = 45,517.44 : x
  2. Step 2: Convert to fraction form
    83,242.56/114,875.52 = 45,517.44/x
  3. Step 3: Cross multiply
    83,242.56x = 114,875.52 × 45,517.44
  4. Step 4: Simplify right side
    83,242.56x = 5,228,839,589.07
  5. Step 5: Solve for x
    x = 5,228,839,589.07/83,242.56
  6. Step 6: Final answer
    x = 62,814.50

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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.