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Finding the Fourth Proportional to 84,562.48, 116,697.08 and 51,022

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Solution

The fourth proportional to 84,562.48, 116,697.08 and 51,022 is: 70,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,562.48 : 116,697.08 = 51,022 : x
  2. Step 2: Convert to fraction form
    84,562.48/116,697.08 = 51,022/x
  3. Step 3: Cross multiply
    84,562.48x = 116,697.08 × 51,022
  4. Step 4: Simplify right side
    84,562.48x = 5,954,118,415.76
  5. Step 5: Solve for x
    x = 5,954,118,415.76/84,562.48
  6. Step 6: Final answer
    x = 70,410.88

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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.