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Finding the Fourth Proportional to 55,626.84, 76,751.82 and 33,822.45

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Solution

The fourth proportional to 55,626.84, 76,751.82 and 33,822.45 is: 46,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.84 : 76,751.82 = 33,822.45 : x
  2. Step 2: Convert to fraction form
    55,626.84/76,751.82 = 33,822.45/x
  3. Step 3: Cross multiply
    55,626.84x = 76,751.82 × 33,822.45
  4. Step 4: Simplify right side
    55,626.84x = 2,595,934,594.36
  5. Step 5: Solve for x
    x = 2,595,934,594.36/55,626.84
  6. Step 6: Final answer
    x = 46,666.94

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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.