Home / 39,992.00-55,186.34-22,085.91

Finding the Fourth Proportional to 39,992.00, 55,186.34 and 22,085.91

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Solution

The fourth proportional to 39,992.00, 55,186.34 and 22,085.91 is: 30,477.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,992.00 : 55,186.34 = 22,085.91 : x
  2. Step 2: Convert to fraction form
    39,992.00/55,186.34 = 22,085.91/x
  3. Step 3: Cross multiply
    39,992.00x = 55,186.34 × 22,085.91
  4. Step 4: Simplify right side
    39,992.00x = 1,218,840,428.04
  5. Step 5: Solve for x
    x = 1,218,840,428.04/39,992.00
  6. Step 6: Final answer
    x = 30,477.11

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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.