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Finding the Fourth Proportional to 132,654.96, 183,054.60 and 75,295.46

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Solution

The fourth proportional to 132,654.96, 183,054.60 and 75,295.46 is: 103,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,654.96 : 183,054.60 = 75,295.46 : x
  2. Step 2: Convert to fraction form
    132,654.96/183,054.60 = 75,295.46/x
  3. Step 3: Cross multiply
    132,654.96x = 183,054.60 × 75,295.46
  4. Step 4: Simplify right side
    132,654.96x = 13,783,180,312.12
  5. Step 5: Solve for x
    x = 13,783,180,312.12/132,654.96
  6. Step 6: Final answer
    x = 103,902.49

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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.