Home / 62,513.40-86,245.26-39,847.17

Finding the Fourth Proportional to 62,513.40, 86,245.26 and 39,847.17

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Solution

The fourth proportional to 62,513.40, 86,245.26 and 39,847.17 is: 54,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,513.40 : 86,245.26 = 39,847.17 : x
  2. Step 2: Convert to fraction form
    62,513.40/86,245.26 = 39,847.17/x
  3. Step 3: Cross multiply
    62,513.40x = 86,245.26 × 39,847.17
  4. Step 4: Simplify right side
    62,513.40x = 3,436,629,536.91
  5. Step 5: Solve for x
    x = 3,436,629,536.91/62,513.40
  6. Step 6: Final answer
    x = 54,974.29

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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.