Home / 142,695.24-197,051.79-106,822.97

Finding the Fourth Proportional to 142,695.24, 197,051.79 and 106,822.97

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Solution

The fourth proportional to 142,695.24, 197,051.79 and 106,822.97 is: 147,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,695.24 : 197,051.79 = 106,822.97 : x
  2. Step 2: Convert to fraction form
    142,695.24/197,051.79 = 106,822.97/x
  3. Step 3: Cross multiply
    142,695.24x = 197,051.79 × 106,822.97
  4. Step 4: Simplify right side
    142,695.24x = 21,049,656,466.36
  5. Step 5: Solve for x
    x = 21,049,656,466.36/142,695.24
  6. Step 6: Final answer
    x = 147,514.78

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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.