Home / 197,552.31-272,622.18-106,908.28

Finding the Fourth Proportional to 197,552.31, 272,622.18 and 106,908.28

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Solution

The fourth proportional to 197,552.31, 272,622.18 and 106,908.28 is: 147,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,552.31 : 272,622.18 = 106,908.28 : x
  2. Step 2: Convert to fraction form
    197,552.31/272,622.18 = 106,908.28/x
  3. Step 3: Cross multiply
    197,552.31x = 272,622.18 × 106,908.28
  4. Step 4: Simplify right side
    197,552.31x = 29,145,566,456.00
  5. Step 5: Solve for x
    x = 29,145,566,456.00/197,552.31
  6. Step 6: Final answer
    x = 147,533.41

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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.