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Finding the Fourth Proportional to 147,957.72, 204,272.73 and 96,324.27

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Solution

The fourth proportional to 147,957.72, 204,272.73 and 96,324.27 is: 132,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,957.72 : 204,272.73 = 96,324.27 : x
  2. Step 2: Convert to fraction form
    147,957.72/204,272.73 = 96,324.27/x
  3. Step 3: Cross multiply
    147,957.72x = 204,272.73 × 96,324.27
  4. Step 4: Simplify right side
    147,957.72x = 19,676,421,598.16
  5. Step 5: Solve for x
    x = 19,676,421,598.16/147,957.72
  6. Step 6: Final answer
    x = 132,986.79

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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.