Home / 197,614.62-272,708.24-106,970.29

Finding the Fourth Proportional to 197,614.62, 272,708.24 and 106,970.29

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Solution

The fourth proportional to 197,614.62, 272,708.24 and 106,970.29 is: 147,619.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,614.62 : 272,708.24 = 106,970.29 : x
  2. Step 2: Convert to fraction form
    197,614.62/272,708.24 = 106,970.29/x
  3. Step 3: Cross multiply
    197,614.62x = 272,708.24 × 106,970.29
  4. Step 4: Simplify right side
    197,614.62x = 29,171,678,301.57
  5. Step 5: Solve for x
    x = 29,171,678,301.57/197,614.62
  6. Step 6: Final answer
    x = 147,619.03

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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.