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Finding the Fourth Proportional to 132,672.52, 182,957.70 and 112,584.52

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Solution

The fourth proportional to 132,672.52, 182,957.70 and 112,584.52 is: 155,256.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,672.52 : 182,957.70 = 112,584.52 : x
  2. Step 2: Convert to fraction form
    132,672.52/182,957.70 = 112,584.52/x
  3. Step 3: Cross multiply
    132,672.52x = 182,957.70 × 112,584.52
  4. Step 4: Simplify right side
    132,672.52x = 20,598,204,834.80
  5. Step 5: Solve for x
    x = 20,598,204,834.80/132,672.52
  6. Step 6: Final answer
    x = 155,256.00

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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.