Home / 68,814.04-103,238.30-19,566.04

Finding the Fourth Proportional to 68,814.04, 103,238.30 and 19,566.04

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Solution

The fourth proportional to 68,814.04, 103,238.30 and 19,566.04 is: 29,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,814.04 : 103,238.30 = 19,566.04 : x
  2. Step 2: Convert to fraction form
    68,814.04/103,238.30 = 19,566.04/x
  3. Step 3: Cross multiply
    68,814.04x = 103,238.30 × 19,566.04
  4. Step 4: Simplify right side
    68,814.04x = 2,019,964,707.33
  5. Step 5: Solve for x
    x = 2,019,964,707.33/68,814.04
  6. Step 6: Final answer
    x = 29,353.96

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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.