Home / 147,179.84-203,110.34-82,663.07

Finding the Fourth Proportional to 147,179.84, 203,110.34 and 82,663.07

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Solution

The fourth proportional to 147,179.84, 203,110.34 and 82,663.07 is: 114,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,179.84 : 203,110.34 = 82,663.07 : x
  2. Step 2: Convert to fraction form
    147,179.84/203,110.34 = 82,663.07/x
  3. Step 3: Cross multiply
    147,179.84x = 203,110.34 × 82,663.07
  4. Step 4: Simplify right side
    147,179.84x = 16,789,722,824.28
  5. Step 5: Solve for x
    x = 16,789,722,824.28/147,179.84
  6. Step 6: Final answer
    x = 114,076.24

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1.5x scale

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.