Home / 39,185.75-54,092.88-26,456.17

Finding the Fourth Proportional to 39,185.75, 54,092.88 and 26,456.17

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Solution

The fourth proportional to 39,185.75, 54,092.88 and 26,456.17 is: 36,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.75 : 54,092.88 = 26,456.17 : x
  2. Step 2: Convert to fraction form
    39,185.75/54,092.88 = 26,456.17/x
  3. Step 3: Cross multiply
    39,185.75x = 54,092.88 × 26,456.17
  4. Step 4: Simplify right side
    39,185.75x = 1,431,090,429.07
  5. Step 5: Solve for x
    x = 1,431,090,429.07/39,185.75
  6. Step 6: Final answer
    x = 36,520.68

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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.