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Finding the Fourth Proportional to 163,512.60, 244,944.90 and 144,029.40

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Solution

The fourth proportional to 163,512.60, 244,944.90 and 144,029.40 is: 215,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,512.60 : 244,944.90 = 144,029.40 : x
  2. Step 2: Convert to fraction form
    163,512.60/244,944.90 = 144,029.40/x
  3. Step 3: Cross multiply
    163,512.60x = 244,944.90 × 144,029.40
  4. Step 4: Simplify right side
    163,512.60x = 35,279,266,980.06
  5. Step 5: Solve for x
    x = 35,279,266,980.06/163,512.60
  6. Step 6: Final answer
    x = 215,758.71

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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.