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Finding the Fourth Proportional to 176,752.52, 243,918.52 and 96,180.36

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Solution

The fourth proportional to 176,752.52, 243,918.52 and 96,180.36 is: 132,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,752.52 : 243,918.52 = 96,180.36 : x
  2. Step 2: Convert to fraction form
    176,752.52/243,918.52 = 96,180.36/x
  3. Step 3: Cross multiply
    176,752.52x = 243,918.52 × 96,180.36
  4. Step 4: Simplify right side
    176,752.52x = 23,460,171,064.27
  5. Step 5: Solve for x
    x = 23,460,171,064.27/176,752.52
  6. Step 6: Final answer
    x = 132,728.92

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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.