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Finding the Fourth Proportional to 132,871, 183,362 and 73,255

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Solution

The fourth proportional to 132,871, 183,362 and 73,255 is: 101,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,871 : 183,362 = 73,255 : x
  2. Step 2: Convert to fraction form
    132,871/183,362 = 73,255/x
  3. Step 3: Cross multiply
    132,871x = 183,362 × 73,255
  4. Step 4: Simplify right side
    132,871x = 13,432,183,310
  5. Step 5: Solve for x
    x = 13,432,183,310/132,871
  6. Step 6: Final answer
    x = 101,091.91

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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.