Home / 148,388.67-204,771.92-84,714.03

Finding the Fourth Proportional to 148,388.67, 204,771.92 and 84,714.03

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Solution

The fourth proportional to 148,388.67, 204,771.92 and 84,714.03 is: 116,902.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,388.67 : 204,771.92 = 84,714.03 : x
  2. Step 2: Convert to fraction form
    148,388.67/204,771.92 = 84,714.03/x
  3. Step 3: Cross multiply
    148,388.67x = 204,771.92 × 84,714.03
  4. Step 4: Simplify right side
    148,388.67x = 17,347,054,150.47
  5. Step 5: Solve for x
    x = 17,347,054,150.47/148,388.67
  6. Step 6: Final answer
    x = 116,902.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.