Home / 83,344.34-115,014.31-45,103.06

Finding the Fourth Proportional to 83,344.34, 115,014.31 and 45,103.06

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Solution

The fourth proportional to 83,344.34, 115,014.31 and 45,103.06 is: 62,241.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,344.34 : 115,014.31 = 45,103.06 : x
  2. Step 2: Convert to fraction form
    83,344.34/115,014.31 = 45,103.06/x
  3. Step 3: Cross multiply
    83,344.34x = 115,014.31 × 45,103.06
  4. Step 4: Simplify right side
    83,344.34x = 5,187,497,609.50
  5. Step 5: Solve for x
    x = 5,187,497,609.50/83,344.34
  6. Step 6: Final answer
    x = 62,241.75

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1.5x scale

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.