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Finding the Fourth Proportional to 163,283.60, 244,922.85 and 115,052.81

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Solution

The fourth proportional to 163,283.60, 244,922.85 and 115,052.81 is: 172,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,283.60 : 244,922.85 = 115,052.81 : x
  2. Step 2: Convert to fraction form
    163,283.60/244,922.85 = 115,052.81/x
  3. Step 3: Cross multiply
    163,283.60x = 244,922.85 × 115,052.81
  4. Step 4: Simplify right side
    163,283.60x = 28,179,060,901.09
  5. Step 5: Solve for x
    x = 28,179,060,901.09/163,283.60
  6. Step 6: Final answer
    x = 172,577.41

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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.