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Finding the Fourth Proportional to 62,832.84, 86,628.44 and 51,460.44

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Solution

The fourth proportional to 62,832.84, 86,628.44 and 51,460.44 is: 70,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,832.84 : 86,628.44 = 51,460.44 : x
  2. Step 2: Convert to fraction form
    62,832.84/86,628.44 = 51,460.44/x
  3. Step 3: Cross multiply
    62,832.84x = 86,628.44 × 51,460.44
  4. Step 4: Simplify right side
    62,832.84x = 4,457,937,638.91
  5. Step 5: Solve for x
    x = 4,457,937,638.91/62,832.84
  6. Step 6: Final answer
    x = 70,949.17

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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.