Home / 40,794.80-61,235.94-21,068.06

Finding the Fourth Proportional to 40,794.80, 61,235.94 and 21,068.06

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Solution

The fourth proportional to 40,794.80, 61,235.94 and 21,068.06 is: 31,624.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,794.80 : 61,235.94 = 21,068.06 : x
  2. Step 2: Convert to fraction form
    40,794.80/61,235.94 = 21,068.06/x
  3. Step 3: Cross multiply
    40,794.80x = 61,235.94 × 21,068.06
  4. Step 4: Simplify right side
    40,794.80x = 1,290,122,458.08
  5. Step 5: Solve for x
    x = 1,290,122,458.08/40,794.80
  6. Step 6: Final answer
    x = 31,624.68

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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.