Home / 69,421.03-104,115.13-29,956.61

Finding the Fourth Proportional to 69,421.03, 104,115.13 and 29,956.61

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Solution

The fourth proportional to 69,421.03, 104,115.13 and 29,956.61 is: 44,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,421.03 : 104,115.13 = 29,956.61 : x
  2. Step 2: Convert to fraction form
    69,421.03/104,115.13 = 29,956.61/x
  3. Step 3: Cross multiply
    69,421.03x = 104,115.13 × 29,956.61
  4. Step 4: Simplify right side
    69,421.03x = 3,118,936,344.51
  5. Step 5: Solve for x
    x = 3,118,936,344.51/69,421.03
  6. Step 6: Final answer
    x = 44,927.83

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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.