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Finding the Fourth Proportional to 132,804.94, 183,270.82 and 73,188.94

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Solution

The fourth proportional to 132,804.94, 183,270.82 and 73,188.94 is: 101,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,804.94 : 183,270.82 = 73,188.94 : x
  2. Step 2: Convert to fraction form
    132,804.94/183,270.82 = 73,188.94/x
  3. Step 3: Cross multiply
    132,804.94x = 183,270.82 × 73,188.94
  4. Step 4: Simplify right side
    132,804.94x = 13,413,397,048.73
  5. Step 5: Solve for x
    x = 13,413,397,048.73/132,804.94
  6. Step 6: Final answer
    x = 101,000.74

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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.