Home / 197,394.57-272,406.75-106,752.33

Finding the Fourth Proportional to 197,394.57, 272,406.75 and 106,752.33

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Solution

The fourth proportional to 197,394.57, 272,406.75 and 106,752.33 is: 147,319.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,394.57 : 272,406.75 = 106,752.33 : x
  2. Step 2: Convert to fraction form
    197,394.57/272,406.75 = 106,752.33/x
  3. Step 3: Cross multiply
    197,394.57x = 272,406.75 × 106,752.33
  4. Step 4: Simplify right side
    197,394.57x = 29,080,054,869.91
  5. Step 5: Solve for x
    x = 29,080,054,869.91/197,394.57
  6. Step 6: Final answer
    x = 147,319.43

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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.