Home / 69,202.08-103,793.40-39,523.68

Finding the Fourth Proportional to 69,202.08, 103,793.40 and 39,523.68

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Solution

The fourth proportional to 69,202.08, 103,793.40 and 39,523.68 is: 59,279.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,202.08 : 103,793.40 = 39,523.68 : x
  2. Step 2: Convert to fraction form
    69,202.08/103,793.40 = 39,523.68/x
  3. Step 3: Cross multiply
    69,202.08x = 103,793.40 × 39,523.68
  4. Step 4: Simplify right side
    69,202.08x = 4,102,297,127.71
  5. Step 5: Solve for x
    x = 4,102,297,127.71/69,202.08
  6. Step 6: Final answer
    x = 59,279.97

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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.