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Finding the Fourth Proportional to 106,730.40, 160,052.40 and 36,573.60

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Solution

The fourth proportional to 106,730.40, 160,052.40 and 36,573.60 is: 54,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,730.40 : 160,052.40 = 36,573.60 : x
  2. Step 2: Convert to fraction form
    106,730.40/160,052.40 = 36,573.60/x
  3. Step 3: Cross multiply
    106,730.40x = 160,052.40 × 36,573.60
  4. Step 4: Simplify right side
    106,730.40x = 5,853,692,456.64
  5. Step 5: Solve for x
    x = 5,853,692,456.64/106,730.40
  6. Step 6: Final answer
    x = 54,845.60

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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.