Home / 83,167.31-114,770.89-45,441.56

Finding the Fourth Proportional to 83,167.31, 114,770.89 and 45,441.56

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Solution

The fourth proportional to 83,167.31, 114,770.89 and 45,441.56 is: 62,709.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,167.31 : 114,770.89 = 45,441.56 : x
  2. Step 2: Convert to fraction form
    83,167.31/114,770.89 = 45,441.56/x
  3. Step 3: Cross multiply
    83,167.31x = 114,770.89 × 45,441.56
  4. Step 4: Simplify right side
    83,167.31x = 5,215,368,627.92
  5. Step 5: Solve for x
    x = 5,215,368,627.92/83,167.31
  6. Step 6: Final answer
    x = 62,709.36

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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.