Home / 49,060.80-73,569.06-13,992.12

Finding the Fourth Proportional to 49,060.80, 73,569.06 and 13,992.12

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Solution

The fourth proportional to 49,060.80, 73,569.06 and 13,992.12 is: 20,981.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,060.80 : 73,569.06 = 13,992.12 : x
  2. Step 2: Convert to fraction form
    49,060.80/73,569.06 = 13,992.12/x
  3. Step 3: Cross multiply
    49,060.80x = 73,569.06 × 13,992.12
  4. Step 4: Simplify right side
    49,060.80x = 1,029,387,115.81
  5. Step 5: Solve for x
    x = 1,029,387,115.81/49,060.80
  6. Step 6: Final answer
    x = 20,981.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.