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Finding the Fourth Proportional to 54,448.52, 81,655.49 and 17,503.88

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Solution

The fourth proportional to 54,448.52, 81,655.49 and 17,503.88 is: 26,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,448.52 : 81,655.49 = 17,503.88 : x
  2. Step 2: Convert to fraction form
    54,448.52/81,655.49 = 17,503.88/x
  3. Step 3: Cross multiply
    54,448.52x = 81,655.49 × 17,503.88
  4. Step 4: Simplify right side
    54,448.52x = 1,429,287,533.78
  5. Step 5: Solve for x
    x = 1,429,287,533.78/54,448.52
  6. Step 6: Final answer
    x = 26,250.26

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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.