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Finding the Fourth Proportional to 132,463.60, 182,804.57 and 75,885.91

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Solution

The fourth proportional to 132,463.60, 182,804.57 and 75,885.91 is: 104,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,463.60 : 182,804.57 = 75,885.91 : x
  2. Step 2: Convert to fraction form
    132,463.60/182,804.57 = 75,885.91/x
  3. Step 3: Cross multiply
    132,463.60x = 182,804.57 × 75,885.91
  4. Step 4: Simplify right side
    132,463.60x = 13,872,290,594.74
  5. Step 5: Solve for x
    x = 13,872,290,594.74/132,463.60
  6. Step 6: Final answer
    x = 104,725.30

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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.