Home / 163,963.28-226,373.79-133,820.50

Finding the Fourth Proportional to 163,963.28, 226,373.79 and 133,820.50

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Solution

The fourth proportional to 163,963.28, 226,373.79 and 133,820.50 is: 184,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,963.28 : 226,373.79 = 133,820.50 : x
  2. Step 2: Convert to fraction form
    163,963.28/226,373.79 = 133,820.50/x
  3. Step 3: Cross multiply
    163,963.28x = 226,373.79 × 133,820.50
  4. Step 4: Simplify right side
    163,963.28x = 30,293,453,764.70
  5. Step 5: Solve for x
    x = 30,293,453,764.70/163,963.28
  6. Step 6: Final answer
    x = 184,757.55

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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.