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Finding the Fourth Proportional to 69,846.98, 96,179.01 and 62,564.54

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Solution

The fourth proportional to 69,846.98, 96,179.01 and 62,564.54 is: 86,151.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,846.98 : 96,179.01 = 62,564.54 : x
  2. Step 2: Convert to fraction form
    69,846.98/96,179.01 = 62,564.54/x
  3. Step 3: Cross multiply
    69,846.98x = 96,179.01 × 62,564.54
  4. Step 4: Simplify right side
    69,846.98x = 6,017,395,518.31
  5. Step 5: Solve for x
    x = 6,017,395,518.31/69,846.98
  6. Step 6: Final answer
    x = 86,151.12

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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.