Home / 34,864.06-48,116.49-20,716.91

Finding the Fourth Proportional to 34,864.06, 48,116.49 and 20,716.91

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Solution

The fourth proportional to 34,864.06, 48,116.49 and 20,716.91 is: 28,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,864.06 : 48,116.49 = 20,716.91 : x
  2. Step 2: Convert to fraction form
    34,864.06/48,116.49 = 20,716.91/x
  3. Step 3: Cross multiply
    34,864.06x = 48,116.49 × 20,716.91
  4. Step 4: Simplify right side
    34,864.06x = 996,824,992.85
  5. Step 5: Solve for x
    x = 996,824,992.85/34,864.06
  6. Step 6: Final answer
    x = 28,591.77

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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.