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Finding the Fourth Proportional to 95,518.56, 131,812.92 and 53,076

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Solution

The fourth proportional to 95,518.56, 131,812.92 and 53,076 is: 73,243.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,518.56 : 131,812.92 = 53,076 : x
  2. Step 2: Convert to fraction form
    95,518.56/131,812.92 = 53,076/x
  3. Step 3: Cross multiply
    95,518.56x = 131,812.92 × 53,076
  4. Step 4: Simplify right side
    95,518.56x = 6,996,102,541.92
  5. Step 5: Solve for x
    x = 6,996,102,541.92/95,518.56
  6. Step 6: Final answer
    x = 73,243.38

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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.