Home / 39,185.18-54,092.10-26,455.61

Finding the Fourth Proportional to 39,185.18, 54,092.10 and 26,455.61

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Solution

The fourth proportional to 39,185.18, 54,092.10 and 26,455.61 is: 36,519.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.18 : 54,092.10 = 26,455.61 : x
  2. Step 2: Convert to fraction form
    39,185.18/54,092.10 = 26,455.61/x
  3. Step 3: Cross multiply
    39,185.18x = 54,092.10 × 26,455.61
  4. Step 4: Simplify right side
    39,185.18x = 1,431,039,501.68
  5. Step 5: Solve for x
    x = 1,431,039,501.68/39,185.18
  6. Step 6: Final answer
    x = 36,519.92

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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.