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Finding the Fourth Proportional to 95,951.76, 132,623.64 and 84,534

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Solution

The fourth proportional to 95,951.76, 132,623.64 and 84,534 is: 116,842.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,951.76 : 132,623.64 = 84,534 : x
  2. Step 2: Convert to fraction form
    95,951.76/132,623.64 = 84,534/x
  3. Step 3: Cross multiply
    95,951.76x = 132,623.64 × 84,534
  4. Step 4: Simplify right side
    95,951.76x = 11,211,206,783.76
  5. Step 5: Solve for x
    x = 11,211,206,783.76/95,951.76
  6. Step 6: Final answer
    x = 116,842.12

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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.