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Finding the Fourth Proportional to 163,215.88, 244,795.68 and 43,273.68

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Solution

The fourth proportional to 163,215.88, 244,795.68 and 43,273.68 is: 64,903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,215.88 : 244,795.68 = 43,273.68 : x
  2. Step 2: Convert to fraction form
    163,215.88/244,795.68 = 43,273.68/x
  3. Step 3: Cross multiply
    163,215.88x = 244,795.68 × 43,273.68
  4. Step 4: Simplify right side
    163,215.88x = 10,593,209,921.70
  5. Step 5: Solve for x
    x = 10,593,209,921.70/163,215.88
  6. Step 6: Final answer
    x = 64,903.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.