Home / 157,983.54-217,996.23-101,471.46

Finding the Fourth Proportional to 157,983.54, 217,996.23 and 101,471.46

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Solution

The fourth proportional to 157,983.54, 217,996.23 and 101,471.46 is: 140,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,983.54 : 217,996.23 = 101,471.46 : x
  2. Step 2: Convert to fraction form
    157,983.54/217,996.23 = 101,471.46/x
  3. Step 3: Cross multiply
    157,983.54x = 217,996.23 × 101,471.46
  4. Step 4: Simplify right side
    157,983.54x = 22,120,395,732.60
  5. Step 5: Solve for x
    x = 22,120,395,732.60/157,983.54
  6. Step 6: Final answer
    x = 140,017.09

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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.