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Finding the Fourth Proportional to 55,575.25, 83,363.01 and 14,022.25

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Solution

The fourth proportional to 55,575.25, 83,363.01 and 14,022.25 is: 21,033.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,575.25 : 83,363.01 = 14,022.25 : x
  2. Step 2: Convert to fraction form
    55,575.25/83,363.01 = 14,022.25/x
  3. Step 3: Cross multiply
    55,575.25x = 83,363.01 × 14,022.25
  4. Step 4: Simplify right side
    55,575.25x = 1,168,936,966.97
  5. Step 5: Solve for x
    x = 1,168,936,966.97/55,575.25
  6. Step 6: Final answer
    x = 21,033.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.