Home / 83,315.25-114,975.05-45,589.50

Finding the Fourth Proportional to 83,315.25, 114,975.05 and 45,589.50

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Solution

The fourth proportional to 83,315.25, 114,975.05 and 45,589.50 is: 62,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,315.25 : 114,975.05 = 45,589.50 : x
  2. Step 2: Convert to fraction form
    83,315.25/114,975.05 = 45,589.50/x
  3. Step 3: Cross multiply
    83,315.25x = 114,975.05 × 45,589.50
  4. Step 4: Simplify right side
    83,315.25x = 5,241,654,814.03
  5. Step 5: Solve for x
    x = 5,241,654,814.03/83,315.25
  6. Step 6: Final answer
    x = 62,913.51

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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.