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Finding the Fourth Proportional to 84,525.68, 116,640.78 and 46,797.50

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Solution

The fourth proportional to 84,525.68, 116,640.78 and 46,797.50 is: 64,577.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,525.68 : 116,640.78 = 46,797.50 : x
  2. Step 2: Convert to fraction form
    84,525.68/116,640.78 = 46,797.50/x
  3. Step 3: Cross multiply
    84,525.68x = 116,640.78 × 46,797.50
  4. Step 4: Simplify right side
    84,525.68x = 5,458,496,902.05
  5. Step 5: Solve for x
    x = 5,458,496,902.05/84,525.68
  6. Step 6: Final answer
    x = 64,577.97

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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.