Home / 148,556.64-204,975-88,096.56

Finding the Fourth Proportional to 148,556.64, 204,975 and 88,096.56

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Solution

The fourth proportional to 148,556.64, 204,975 and 88,096.56 is: 121,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,556.64 : 204,975 = 88,096.56 : x
  2. Step 2: Convert to fraction form
    148,556.64/204,975 = 88,096.56/x
  3. Step 3: Cross multiply
    148,556.64x = 204,975 × 88,096.56
  4. Step 4: Simplify right side
    148,556.64x = 18,057,592,386
  5. Step 5: Solve for x
    x = 18,057,592,386/148,556.64
  6. Step 6: Final answer
    x = 121,553.59

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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.