Home / 101,996.28-153,084.33-54,650.16

Finding the Fourth Proportional to 101,996.28, 153,084.33 and 54,650.16

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Solution

The fourth proportional to 101,996.28, 153,084.33 and 54,650.16 is: 82,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,996.28 : 153,084.33 = 54,650.16 : x
  2. Step 2: Convert to fraction form
    101,996.28/153,084.33 = 54,650.16/x
  3. Step 3: Cross multiply
    101,996.28x = 153,084.33 × 54,650.16
  4. Step 4: Simplify right side
    101,996.28x = 8,366,083,127.99
  5. Step 5: Solve for x
    x = 8,366,083,127.99/101,996.28
  6. Step 6: Final answer
    x = 82,023.41

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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.