Home / 197,648.84-272,753.49-107,002.48

Finding the Fourth Proportional to 197,648.84, 272,753.49 and 107,002.48

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Solution

The fourth proportional to 197,648.84, 272,753.49 and 107,002.48 is: 147,662.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,648.84 : 272,753.49 = 107,002.48 : x
  2. Step 2: Convert to fraction form
    197,648.84/272,753.49 = 107,002.48/x
  3. Step 3: Cross multiply
    197,648.84x = 272,753.49 × 107,002.48
  4. Step 4: Simplify right side
    197,648.84x = 29,185,299,858.66
  5. Step 5: Solve for x
    x = 29,185,299,858.66/197,648.84
  6. Step 6: Final answer
    x = 147,662.39

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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.