Home / 102,379.24-153,590.73-35,821.54

Finding the Fourth Proportional to 102,379.24, 153,590.73 and 35,821.54

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Solution

The fourth proportional to 102,379.24, 153,590.73 and 35,821.54 is: 53,739.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,379.24 : 153,590.73 = 35,821.54 : x
  2. Step 2: Convert to fraction form
    102,379.24/153,590.73 = 35,821.54/x
  3. Step 3: Cross multiply
    102,379.24x = 153,590.73 × 35,821.54
  4. Step 4: Simplify right side
    102,379.24x = 5,501,855,531.26
  5. Step 5: Solve for x
    x = 5,501,855,531.26/102,379.24
  6. Step 6: Final answer
    x = 53,739.96

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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.