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Finding the Fourth Proportional to 183,555.97, 253,322.50 and 101,891.90

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Solution

The fourth proportional to 183,555.97, 253,322.50 and 101,891.90 is: 140,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,555.97 : 253,322.50 = 101,891.90 : x
  2. Step 2: Convert to fraction form
    183,555.97/253,322.50 = 101,891.90/x
  3. Step 3: Cross multiply
    183,555.97x = 253,322.50 × 101,891.90
  4. Step 4: Simplify right side
    183,555.97x = 25,811,511,216.33
  5. Step 5: Solve for x
    x = 25,811,511,216.33/183,555.97
  6. Step 6: Final answer
    x = 140,619.30

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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.