Home / 39,185.72-54,092.84-26,456.14

Finding the Fourth Proportional to 39,185.72, 54,092.84 and 26,456.14

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Solution

The fourth proportional to 39,185.72, 54,092.84 and 26,456.14 is: 36,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.72 : 54,092.84 = 26,456.14 : x
  2. Step 2: Convert to fraction form
    39,185.72/54,092.84 = 26,456.14/x
  3. Step 3: Cross multiply
    39,185.72x = 54,092.84 × 26,456.14
  4. Step 4: Simplify right side
    39,185.72x = 1,431,087,748.04
  5. Step 5: Solve for x
    x = 1,431,087,748.04/39,185.72
  6. Step 6: Final answer
    x = 36,520.64

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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.