Home / 197,637.16-272,738.03-106,992.46

Finding the Fourth Proportional to 197,637.16, 272,738.03 and 106,992.46

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Solution

The fourth proportional to 197,637.16, 272,738.03 and 106,992.46 is: 147,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,637.16 : 272,738.03 = 106,992.46 : x
  2. Step 2: Convert to fraction form
    197,637.16/272,738.03 = 106,992.46/x
  3. Step 3: Cross multiply
    197,637.16x = 272,738.03 × 106,992.46
  4. Step 4: Simplify right side
    197,637.16x = 29,180,912,872.13
  5. Step 5: Solve for x
    x = 29,180,912,872.13/197,637.16
  6. Step 6: Final answer
    x = 147,648.92

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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.